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  2. <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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  3. <html><head><title>Python: module socket</title>
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  4. </head><body bgcolor="#f0f0f8">
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  5. 

  6. <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="heading">
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  7. <tr bgcolor="#7799ee">
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  8. <td valign=bottom>&nbsp;<br>
    9. 

  9. <font color="#ffffff" face="helvetica, arial">&nbsp;<br><big><big><strong>socket</strong></big></big></font></td
    10. 

  10. ><td align=right valign=bottom
    11. 

  11. ><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="file:/usr/lib/python2.7/socket.py">/usr/lib/python2.7/socket.py</a><br><a href="http://docs.python.org/library/socket">Module Docs</a></font></td></tr></table>
    12. 

  12.     <p><tt>This&nbsp;module&nbsp;provides&nbsp;<a href="#socket">socket</a>&nbsp;operations&nbsp;and&nbsp;some&nbsp;related&nbsp;functions.<br>
    13. 

  13. On&nbsp;Unix,&nbsp;it&nbsp;supports&nbsp;IP&nbsp;(Internet&nbsp;Protocol)&nbsp;and&nbsp;Unix&nbsp;domain&nbsp;sockets.<br>
    14. 

  14. On&nbsp;other&nbsp;systems,&nbsp;it&nbsp;only&nbsp;supports&nbsp;IP.&nbsp;Functions&nbsp;specific&nbsp;for&nbsp;a<br>
    15. 

  15. <a href="#socket">socket</a>&nbsp;are&nbsp;available&nbsp;as&nbsp;methods&nbsp;of&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a>.<br>
    16. 

  16. &nbsp;<br>
    17. 

  17. Functions:<br>
    18. 

  18. &nbsp;<br>
    19. 

  19. <a href="#socket">socket</a>()&nbsp;--&nbsp;create&nbsp;a&nbsp;new&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a><br>
    20. 

  20. <a href="#-socketpair">socketpair</a>()&nbsp;--&nbsp;create&nbsp;a&nbsp;pair&nbsp;of&nbsp;new&nbsp;<a href="#socket">socket</a>&nbsp;objects&nbsp;[*]<br>
    21. 

  21. <a href="#-fromfd">fromfd</a>()&nbsp;--&nbsp;create&nbsp;a&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;from&nbsp;an&nbsp;open&nbsp;file&nbsp;descriptor&nbsp;[*]<br>
    22. 

  22. <a href="#-gethostname">gethostname</a>()&nbsp;--&nbsp;return&nbsp;the&nbsp;current&nbsp;hostname<br>
    23. 

  23. <a href="#-gethostbyname">gethostbyname</a>()&nbsp;--&nbsp;map&nbsp;a&nbsp;hostname&nbsp;to&nbsp;its&nbsp;IP&nbsp;number<br>
    24. 

  24. <a href="#-gethostbyaddr">gethostbyaddr</a>()&nbsp;--&nbsp;map&nbsp;an&nbsp;IP&nbsp;number&nbsp;or&nbsp;hostname&nbsp;to&nbsp;DNS&nbsp;info<br>
    25. 

  25. <a href="#-getservbyname">getservbyname</a>()&nbsp;--&nbsp;map&nbsp;a&nbsp;service&nbsp;name&nbsp;and&nbsp;a&nbsp;protocol&nbsp;name&nbsp;to&nbsp;a&nbsp;port&nbsp;number<br>
    26. 

  26. <a href="#-getprotobyname">getprotobyname</a>()&nbsp;--&nbsp;map&nbsp;a&nbsp;protocol&nbsp;name&nbsp;(e.g.&nbsp;'tcp')&nbsp;to&nbsp;a&nbsp;number<br>
    27. 

  27. <a href="#-ntohs">ntohs</a>(),&nbsp;<a href="#-ntohl">ntohl</a>()&nbsp;--&nbsp;convert&nbsp;16,&nbsp;32&nbsp;bit&nbsp;int&nbsp;from&nbsp;network&nbsp;to&nbsp;host&nbsp;byte&nbsp;order<br>
    28. 

  28. <a href="#-htons">htons</a>(),&nbsp;<a href="#-htonl">htonl</a>()&nbsp;--&nbsp;convert&nbsp;16,&nbsp;32&nbsp;bit&nbsp;int&nbsp;from&nbsp;host&nbsp;to&nbsp;network&nbsp;byte&nbsp;order<br>
    29. 

  29. <a href="#-inet_aton">inet_aton</a>()&nbsp;--&nbsp;convert&nbsp;IP&nbsp;addr&nbsp;string&nbsp;(123.45.67.89)&nbsp;to&nbsp;32-bit&nbsp;packed&nbsp;format<br>
    30. 

  30. <a href="#-inet_ntoa">inet_ntoa</a>()&nbsp;--&nbsp;convert&nbsp;32-bit&nbsp;packed&nbsp;format&nbsp;IP&nbsp;to&nbsp;string&nbsp;(123.45.67.89)<br>
    31. 

  31. ssl()&nbsp;--&nbsp;secure&nbsp;<a href="#socket">socket</a>&nbsp;layer&nbsp;support&nbsp;(only&nbsp;available&nbsp;if&nbsp;configured)<br>
    32. 

  32. <a href="#socket">socket</a>.<a href="#-getdefaulttimeout">getdefaulttimeout</a>()&nbsp;--&nbsp;get&nbsp;the&nbsp;default&nbsp;<a href="#timeout">timeout</a>&nbsp;value<br>
    33. 

  33. <a href="#socket">socket</a>.<a href="#-setdefaulttimeout">setdefaulttimeout</a>()&nbsp;--&nbsp;set&nbsp;the&nbsp;default&nbsp;<a href="#timeout">timeout</a>&nbsp;value<br>
    34. 

  34. <a href="#-create_connection">create_connection</a>()&nbsp;--&nbsp;connects&nbsp;to&nbsp;an&nbsp;address,&nbsp;with&nbsp;an&nbsp;optional&nbsp;<a href="#timeout">timeout</a>&nbsp;and<br>
    35. 

  35. &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;optional&nbsp;source&nbsp;address.<br>
    36. 

  36. &nbsp;<br>
    37. 

  37. &nbsp;[*]&nbsp;not&nbsp;available&nbsp;on&nbsp;all&nbsp;platforms!<br>
    38. 

  38. &nbsp;<br>
    39. 

  39. Special&nbsp;objects:<br>
    40. 

  40. &nbsp;<br>
    41. 

  41. <a href="#SocketType">SocketType</a>&nbsp;--&nbsp;type&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;for&nbsp;<a href="#socket">socket</a>&nbsp;objects<br>
    42. 

  42. <a href="#error">error</a>&nbsp;--&nbsp;exception&nbsp;raised&nbsp;for&nbsp;I/O&nbsp;errors<br>
    43. 

  43. has_ipv6&nbsp;--&nbsp;boolean&nbsp;value&nbsp;indicating&nbsp;if&nbsp;IPv6&nbsp;is&nbsp;supported<br>
    44. 

  44. &nbsp;<br>
    45. 

  45. Integer&nbsp;constants:<br>
    46. 

  46. &nbsp;<br>
    47. 

  47. AF_INET,&nbsp;AF_UNIX&nbsp;--&nbsp;<a href="#socket">socket</a>&nbsp;domains&nbsp;(first&nbsp;argument&nbsp;to&nbsp;<a href="#socket">socket</a>()&nbsp;call)<br>
    48. 

  48. SOCK_STREAM,&nbsp;SOCK_DGRAM,&nbsp;SOCK_RAW&nbsp;--&nbsp;<a href="#socket">socket</a>&nbsp;types&nbsp;(second&nbsp;argument)<br>
    49. 

  49. &nbsp;<br>
    50. 

  50. Many&nbsp;other&nbsp;constants&nbsp;may&nbsp;be&nbsp;defined;&nbsp;these&nbsp;may&nbsp;be&nbsp;used&nbsp;in&nbsp;calls&nbsp;to<br>
    51. 

  51. the&nbsp;setsockopt()&nbsp;and&nbsp;getsockopt()&nbsp;methods.</tt></p>
    52. 

  52. <p>
    53. 

  53. <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
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  54. <tr bgcolor="#aa55cc">
    55. 

  55. <td colspan=3 valign=bottom>&nbsp;<br>
    56. 

  56. <font color="#ffffff" face="helvetica, arial"><big><strong>Modules</strong></big></font></td></tr>
    57. 

  57.     
    58. 

  58. <tr><td bgcolor="#aa55cc"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
    59. 

  59. <td width="100%"><table width="100%" summary="list"><tr><td width="25%" valign=top><a href="_socket.html">_socket</a><br>
    60. 

  60. <a href="_ssl.html">_ssl</a><br>
    61. 

  61. </td><td width="25%" valign=top><a href="errno.html">errno</a><br>
    62. 

  62. <a href="os.html">os</a><br>
    63. 

  63. </td><td width="25%" valign=top><a href="sys.html">sys</a><br>
    64. 

  64. <a href="warnings.html">warnings</a><br>
    65. 

  65. </td><td width="25%" valign=top></td></tr></table></td></tr></table><p>
    66. 

  66. <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
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  67. <tr bgcolor="#ee77aa">
    68. 

  68. <td colspan=3 valign=bottom>&nbsp;<br>
    69. 

  69. <font color="#ffffff" face="helvetica, arial"><big><strong>Classes</strong></big></font></td></tr>
    70. 

  70.     
    71. 

  71. <tr><td bgcolor="#ee77aa"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
    72. 

  72. <td width="100%"><dl>
    73. 

  73. <dt><font face="helvetica, arial"><a href="__builtin__.html#object">__builtin__.object</a>
    74. 

  74. </font></dt><dd>
    75. 

  75. <dl>
    76. 

  76. <dt><font face="helvetica, arial"><a href="socket.html#_socketobject">_socketobject</a>
    77. 

  77. </font></dt><dt><font face="helvetica, arial"><a href="socket.html#_socketobject">_socketobject</a>
    78. 

  78. </font></dt></dl>
    79. 

  79. </dd>
    80. 

  80. <dt><font face="helvetica, arial"><a href="exceptions.html#IOError">exceptions.IOError</a>(<a href="exceptions.html#EnvironmentError">exceptions.EnvironmentError</a>)
    81. 

  81. </font></dt><dd>
    82. 

  82. <dl>
    83. 

  83. <dt><font face="helvetica, arial"><a href="socket.html#error">error</a>
    84. 

  84. </font></dt><dd>
    85. 

  85. <dl>
    86. 

  86. <dt><font face="helvetica, arial"><a href="socket.html#gaierror">gaierror</a>
    87. 

  87. </font></dt><dt><font face="helvetica, arial"><a href="socket.html#herror">herror</a>
    88. 

  88. </font></dt><dt><font face="helvetica, arial"><a href="socket.html#timeout">timeout</a>
    89. 

  89. </font></dt></dl>
    90. 

  90. </dd>
    91. 

  91. </dl>
    92. 

  92. </dd>
    93. 

  93. </dl>
    94. 

  94.  <p>
    95. 

  95. <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
    96. 

  96. <tr bgcolor="#ffc8d8">
    97. 

  97. <td colspan=3 valign=bottom>&nbsp;<br>
    98. 

  98. <font color="#000000" face="helvetica, arial"><strong>SocketType</strong> = <a name="SocketType">class _socketobject</a>(<a href="__builtin__.html#object">__builtin__.object</a>)</font></td></tr>
    99. 

  99.     
    100. 

  100. <tr bgcolor="#ffc8d8"><td rowspan=2><tt>&nbsp;&nbsp;&nbsp;</tt></td>
    101. 

  101. <td colspan=2><tt><a href="#socket">socket</a>([family[,&nbsp;type[,&nbsp;proto]]])&nbsp;-&gt;&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a><br>
    102. 

  102. &nbsp;<br>
    103. 

  103. Open&nbsp;a&nbsp;<a href="#socket">socket</a>&nbsp;of&nbsp;the&nbsp;given&nbsp;type.&nbsp;&nbsp;The&nbsp;family&nbsp;argument&nbsp;specifies&nbsp;the<br>
    104. 

  104. address&nbsp;family;&nbsp;it&nbsp;defaults&nbsp;to&nbsp;AF_INET.&nbsp;&nbsp;The&nbsp;type&nbsp;argument&nbsp;specifies<br>
    105. 

  105. whether&nbsp;this&nbsp;is&nbsp;a&nbsp;stream&nbsp;(SOCK_STREAM,&nbsp;this&nbsp;is&nbsp;the&nbsp;default)<br>
    106. 

  106. or&nbsp;datagram&nbsp;(SOCK_DGRAM)&nbsp;<a href="#socket">socket</a>.&nbsp;&nbsp;The&nbsp;protocol&nbsp;argument&nbsp;defaults&nbsp;to&nbsp;0,<br>
    107. 

  107. specifying&nbsp;the&nbsp;default&nbsp;protocol.&nbsp;&nbsp;Keyword&nbsp;arguments&nbsp;are&nbsp;accepted.<br>
    108. 

  108. &nbsp;<br>
    109. 

  109. A&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;represents&nbsp;one&nbsp;endpoint&nbsp;of&nbsp;a&nbsp;network&nbsp;connection.<br>
    110. 

  110. &nbsp;<br>
    111. 

  111. Methods&nbsp;of&nbsp;<a href="#socket">socket</a>&nbsp;objects&nbsp;(keyword&nbsp;arguments&nbsp;not&nbsp;allowed):<br>
    112. 

  112. &nbsp;<br>
    113. 

  113. <a href="#SocketType-accept">accept</a>()&nbsp;--&nbsp;accept&nbsp;a&nbsp;connection,&nbsp;returning&nbsp;new&nbsp;<a href="#socket">socket</a>&nbsp;and&nbsp;client&nbsp;address<br>
    114. 

  114. <a href="#SocketType-bind">bind</a>(addr)&nbsp;--&nbsp;bind&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;to&nbsp;a&nbsp;local&nbsp;address<br>
    115. 

  115. <a href="#SocketType-close">close</a>()&nbsp;--&nbsp;close&nbsp;the&nbsp;<a href="#socket">socket</a><br>
    116. 

  116. <a href="#SocketType-connect">connect</a>(addr)&nbsp;--&nbsp;connect&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;to&nbsp;a&nbsp;remote&nbsp;address<br>
    117. 

  117. <a href="#SocketType-connect_ex">connect_ex</a>(addr)&nbsp;--&nbsp;connect,&nbsp;return&nbsp;an&nbsp;<a href="#error">error</a>&nbsp;code&nbsp;instead&nbsp;of&nbsp;an&nbsp;exception<br>
    118. 

  118. <a href="#SocketType-dup">dup</a>()&nbsp;--&nbsp;return&nbsp;a&nbsp;new&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;identical&nbsp;to&nbsp;the&nbsp;current&nbsp;one&nbsp;[*]<br>
    119. 

  119. <a href="#SocketType-fileno">fileno</a>()&nbsp;--&nbsp;return&nbsp;underlying&nbsp;file&nbsp;descriptor<br>
    120. 

  120. <a href="#SocketType-getpeername">getpeername</a>()&nbsp;--&nbsp;return&nbsp;remote&nbsp;address&nbsp;[*]<br>
    121. 

  121. <a href="#SocketType-getsockname">getsockname</a>()&nbsp;--&nbsp;return&nbsp;local&nbsp;address<br>
    122. 

  122. <a href="#SocketType-getsockopt">getsockopt</a>(level,&nbsp;optname[,&nbsp;buflen])&nbsp;--&nbsp;get&nbsp;<a href="#socket">socket</a>&nbsp;options<br>
    123. 

  123. <a href="#SocketType-gettimeout">gettimeout</a>()&nbsp;--&nbsp;return&nbsp;<a href="#timeout">timeout</a>&nbsp;or&nbsp;None<br>
    124. 

  124. <a href="#SocketType-listen">listen</a>(n)&nbsp;--&nbsp;start&nbsp;listening&nbsp;for&nbsp;incoming&nbsp;connections<br>
    125. 

  125. <a href="#SocketType-makefile">makefile</a>([mode,&nbsp;[bufsize]])&nbsp;--&nbsp;return&nbsp;a&nbsp;file&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;for&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;[*]<br>
    126. 

  126. <a href="#SocketType-recv">recv</a>(buflen[,&nbsp;flags])&nbsp;--&nbsp;receive&nbsp;data<br>
    127. 

  127. <a href="#SocketType-recv_into">recv_into</a>(buffer[,&nbsp;nbytes[,&nbsp;flags]])&nbsp;--&nbsp;receive&nbsp;data&nbsp;(into&nbsp;a&nbsp;buffer)<br>
    128. 

  128. <a href="#SocketType-recvfrom">recvfrom</a>(buflen[,&nbsp;flags])&nbsp;--&nbsp;receive&nbsp;data&nbsp;and&nbsp;sender's&nbsp;address<br>
    129. 

  129. <a href="#SocketType-recvfrom_into">recvfrom_into</a>(buffer[,&nbsp;nbytes,&nbsp;[,&nbsp;flags])<br>
    130. 

  130. &nbsp;&nbsp;--&nbsp;receive&nbsp;data&nbsp;and&nbsp;sender's&nbsp;address&nbsp;(into&nbsp;a&nbsp;buffer)<br>
    131. 

  131. <a href="#SocketType-sendall">sendall</a>(data[,&nbsp;flags])&nbsp;--&nbsp;send&nbsp;all&nbsp;data<br>
    132. 

  132. <a href="#SocketType-send">send</a>(data[,&nbsp;flags])&nbsp;--&nbsp;send&nbsp;data,&nbsp;may&nbsp;not&nbsp;send&nbsp;all&nbsp;of&nbsp;it<br>
    133. 

  133. <a href="#SocketType-sendto">sendto</a>(data[,&nbsp;flags],&nbsp;addr)&nbsp;--&nbsp;send&nbsp;data&nbsp;to&nbsp;a&nbsp;given&nbsp;address<br>
    134. 

  134. <a href="#SocketType-setblocking">setblocking</a>(0&nbsp;|&nbsp;1)&nbsp;--&nbsp;set&nbsp;or&nbsp;clear&nbsp;the&nbsp;blocking&nbsp;I/O&nbsp;flag<br>
    135. 

  135. <a href="#SocketType-setsockopt">setsockopt</a>(level,&nbsp;optname,&nbsp;value)&nbsp;--&nbsp;set&nbsp;<a href="#socket">socket</a>&nbsp;options<br>
    136. 

  136. <a href="#SocketType-settimeout">settimeout</a>(None&nbsp;|&nbsp;float)&nbsp;--&nbsp;set&nbsp;or&nbsp;clear&nbsp;the&nbsp;<a href="#timeout">timeout</a><br>
    137. 

  137. <a href="#SocketType-shutdown">shutdown</a>(how)&nbsp;--&nbsp;shut&nbsp;down&nbsp;traffic&nbsp;in&nbsp;one&nbsp;or&nbsp;both&nbsp;directions<br>
    138. 

  138. &nbsp;<br>
    139. 

  139. &nbsp;[*]&nbsp;not&nbsp;available&nbsp;on&nbsp;all&nbsp;platforms!<br>&nbsp;</tt></td></tr>
    140. 

  140. <tr><td>&nbsp;</td>
    141. 

  141. <td width="100%">Methods defined here:<br>
    142. 

  142. <dl><dt><a name="_socketobject-__init__"><strong>__init__</strong></a>(self, family<font color="#909090">=2</font>, type<font color="#909090">=1</font>, proto<font color="#909090">=0</font>, _sock<font color="#909090">=None</font>)</dt></dl>
    143. 

  143. 

  144. <dl><dt><a name="_socketobject-accept"><strong>accept</strong></a>(self)</dt><dd><tt><a href="#SocketType-accept">accept</a>()&nbsp;-&gt;&nbsp;(<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a>,&nbsp;address&nbsp;info)<br>
    145. 

  145. &nbsp;<br>
    146. 

  146. Wait&nbsp;for&nbsp;an&nbsp;incoming&nbsp;connection.&nbsp;&nbsp;Return&nbsp;a&nbsp;new&nbsp;<a href="#socket">socket</a>&nbsp;representing&nbsp;the<br>
    147. 

  147. connection,&nbsp;and&nbsp;the&nbsp;address&nbsp;of&nbsp;the&nbsp;client.&nbsp;&nbsp;For&nbsp;IP&nbsp;sockets,&nbsp;the&nbsp;address<br>
    148. 

  148. info&nbsp;is&nbsp;a&nbsp;pair&nbsp;(hostaddr,&nbsp;port).</tt></dd></dl>
    149. 

  149. 

  150. <dl><dt><a name="_socketobject-bind"><strong>bind</strong></a>(...)</dt><dd><tt><a href="#SocketType-bind">bind</a>(address)<br>
    151. 

  151. &nbsp;<br>
    152. 

  152. Bind&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;to&nbsp;a&nbsp;local&nbsp;address.&nbsp;&nbsp;For&nbsp;IP&nbsp;sockets,&nbsp;the&nbsp;address&nbsp;is&nbsp;a<br>
    153. 

  153. pair&nbsp;(host,&nbsp;port);&nbsp;the&nbsp;host&nbsp;must&nbsp;refer&nbsp;to&nbsp;the&nbsp;local&nbsp;host.&nbsp;For&nbsp;raw&nbsp;packet<br>
    154. 

  154. sockets&nbsp;the&nbsp;address&nbsp;is&nbsp;a&nbsp;tuple&nbsp;(ifname,&nbsp;proto&nbsp;[,pkttype&nbsp;[,hatype]])</tt></dd></dl>
    155. 

  155. 

  156. <dl><dt><a name="_socketobject-close"><strong>close</strong></a>(self, _closedsocket<font color="#909090">=&lt;class 'socket._closedsocket'&gt;</font>, _delegate_methods<font color="#909090">=('recv', 'recvfrom', 'recv_into', 'recvfrom_into', 'send', 'sendto')</font>, setattr<font color="#909090">=&lt;built-in function setattr&gt;</font>)</dt><dd><tt><a href="#SocketType-close">close</a>()<br>
    157. 

  157. &nbsp;<br>
    158. 

  158. Close&nbsp;the&nbsp;<a href="#socket">socket</a>.&nbsp;&nbsp;It&nbsp;cannot&nbsp;be&nbsp;used&nbsp;after&nbsp;this&nbsp;call.</tt></dd></dl>
    159. 

  159. 

  160. <dl><dt><a name="_socketobject-connect"><strong>connect</strong></a>(...)</dt><dd><tt><a href="#SocketType-connect">connect</a>(address)<br>
    161. 

  161. &nbsp;<br>
    162. 

  162. Connect&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;to&nbsp;a&nbsp;remote&nbsp;address.&nbsp;&nbsp;For&nbsp;IP&nbsp;sockets,&nbsp;the&nbsp;address<br>
    163. 

  163. is&nbsp;a&nbsp;pair&nbsp;(host,&nbsp;port).</tt></dd></dl>
    164. 

  164. 

  165. <dl><dt><a name="_socketobject-connect_ex"><strong>connect_ex</strong></a>(...)</dt><dd><tt><a href="#SocketType-connect_ex">connect_ex</a>(address)&nbsp;-&gt;&nbsp;errno<br>
    166. 

  166. &nbsp;<br>
    167. 

  167. This&nbsp;is&nbsp;like&nbsp;<a href="#SocketType-connect">connect</a>(address),&nbsp;but&nbsp;returns&nbsp;an&nbsp;<a href="#error">error</a>&nbsp;code&nbsp;(the&nbsp;errno&nbsp;value)<br>
    168. 

  168. instead&nbsp;of&nbsp;raising&nbsp;an&nbsp;exception&nbsp;when&nbsp;an&nbsp;<a href="#error">error</a>&nbsp;occurs.</tt></dd></dl>
    169. 

  169. 

  170. <dl><dt><a name="_socketobject-dup"><strong>dup</strong></a>(self)</dt><dd><tt><a href="#SocketType-dup">dup</a>()&nbsp;-&gt;&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a><br>
    171. 

  171. &nbsp;<br>
    172. 

  172. Return&nbsp;a&nbsp;new&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;connected&nbsp;to&nbsp;the&nbsp;same&nbsp;system&nbsp;resource.</tt></dd></dl>
    173. 

  173. 

  174. <dl><dt><a name="_socketobject-fileno"><strong>fileno</strong></a>(...)</dt><dd><tt><a href="#SocketType-fileno">fileno</a>()&nbsp;-&gt;&nbsp;integer<br>
    175. 

  175. &nbsp;<br>
    176. 

  176. Return&nbsp;the&nbsp;integer&nbsp;file&nbsp;descriptor&nbsp;of&nbsp;the&nbsp;<a href="#socket">socket</a>.</tt></dd></dl>
    177. 

  177. 

  178. <dl><dt><a name="_socketobject-getpeername"><strong>getpeername</strong></a>(...)</dt><dd><tt><a href="#SocketType-getpeername">getpeername</a>()&nbsp;-&gt;&nbsp;address&nbsp;info<br>
    179. 

  179. &nbsp;<br>
    180. 

  180. Return&nbsp;the&nbsp;address&nbsp;of&nbsp;the&nbsp;remote&nbsp;endpoint.&nbsp;&nbsp;For&nbsp;IP&nbsp;sockets,&nbsp;the&nbsp;address<br>
    181. 

  181. info&nbsp;is&nbsp;a&nbsp;pair&nbsp;(hostaddr,&nbsp;port).</tt></dd></dl>
    182. 

  182. 

  183. <dl><dt><a name="_socketobject-getsockname"><strong>getsockname</strong></a>(...)</dt><dd><tt><a href="#SocketType-getsockname">getsockname</a>()&nbsp;-&gt;&nbsp;address&nbsp;info<br>
    184. 

  184. &nbsp;<br>
    185. 

  185. Return&nbsp;the&nbsp;address&nbsp;of&nbsp;the&nbsp;local&nbsp;endpoint.&nbsp;&nbsp;For&nbsp;IP&nbsp;sockets,&nbsp;the&nbsp;address<br>
    186. 

  186. info&nbsp;is&nbsp;a&nbsp;pair&nbsp;(hostaddr,&nbsp;port).</tt></dd></dl>
    187. 

  187. 

  188. <dl><dt><a name="_socketobject-getsockopt"><strong>getsockopt</strong></a>(...)</dt><dd><tt><a href="#SocketType-getsockopt">getsockopt</a>(level,&nbsp;option[,&nbsp;buffersize])&nbsp;-&gt;&nbsp;value<br>
    189. 

  189. &nbsp;<br>
    190. 

  190. Get&nbsp;a&nbsp;<a href="#socket">socket</a>&nbsp;option.&nbsp;&nbsp;See&nbsp;the&nbsp;Unix&nbsp;manual&nbsp;for&nbsp;level&nbsp;and&nbsp;option.<br>
    191. 

  191. If&nbsp;a&nbsp;nonzero&nbsp;buffersize&nbsp;argument&nbsp;is&nbsp;given,&nbsp;the&nbsp;return&nbsp;value&nbsp;is&nbsp;a<br>
    192. 

  192. string&nbsp;of&nbsp;that&nbsp;length;&nbsp;otherwise&nbsp;it&nbsp;is&nbsp;an&nbsp;integer.</tt></dd></dl>
    193. 

  193. 

  194. <dl><dt><a name="_socketobject-gettimeout"><strong>gettimeout</strong></a>(...)</dt><dd><tt><a href="#SocketType-gettimeout">gettimeout</a>()&nbsp;-&gt;&nbsp;<a href="#timeout">timeout</a><br>
    195. 

  195. &nbsp;<br>
    196. 

  196. Returns&nbsp;the&nbsp;<a href="#timeout">timeout</a>&nbsp;in&nbsp;seconds&nbsp;(float)&nbsp;associated&nbsp;with&nbsp;<a href="#socket">socket</a>&nbsp;<br>
    197. 

  197. operations.&nbsp;A&nbsp;<a href="#timeout">timeout</a>&nbsp;of&nbsp;None&nbsp;indicates&nbsp;that&nbsp;timeouts&nbsp;on&nbsp;<a href="#socket">socket</a>&nbsp;<br>
    198. 

  198. operations&nbsp;are&nbsp;disabled.</tt></dd></dl>
    199. 

  199. 

  200. <dl><dt><a name="_socketobject-listen"><strong>listen</strong></a>(...)</dt><dd><tt><a href="#SocketType-listen">listen</a>(backlog)<br>
    201. 

  201. &nbsp;<br>
    202. 

  202. Enable&nbsp;a&nbsp;server&nbsp;to&nbsp;accept&nbsp;connections.&nbsp;&nbsp;The&nbsp;backlog&nbsp;argument&nbsp;must&nbsp;be&nbsp;at<br>
    203. 

  203. least&nbsp;0&nbsp;(if&nbsp;it&nbsp;is&nbsp;lower,&nbsp;it&nbsp;is&nbsp;set&nbsp;to&nbsp;0);&nbsp;it&nbsp;specifies&nbsp;the&nbsp;number&nbsp;of<br>
    204. 

  204. unaccepted&nbsp;connections&nbsp;that&nbsp;the&nbsp;system&nbsp;will&nbsp;allow&nbsp;before&nbsp;refusing&nbsp;new<br>
    205. 

  205. connections.</tt></dd></dl>
    206. 

  206. 

  207. <dl><dt><a name="_socketobject-makefile"><strong>makefile</strong></a>(self, mode<font color="#909090">='r'</font>, bufsize<font color="#909090">=-1</font>)</dt><dd><tt><a href="#SocketType-makefile">makefile</a>([mode[,&nbsp;bufsize]])&nbsp;-&gt;&nbsp;file&nbsp;<a href="__builtin__.html#object">object</a><br>
    208. 

  208. &nbsp;<br>
    209. 

  209. Return&nbsp;a&nbsp;regular&nbsp;file&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;corresponding&nbsp;to&nbsp;the&nbsp;<a href="#socket">socket</a>.&nbsp;&nbsp;The&nbsp;mode<br>
    210. 

  210. and&nbsp;bufsize&nbsp;arguments&nbsp;are&nbsp;as&nbsp;for&nbsp;the&nbsp;built-in&nbsp;open()&nbsp;function.</tt></dd></dl>
    211. 

  211. 

  212. <dl><dt><a name="_socketobject-sendall"><strong>sendall</strong></a>(...)</dt><dd><tt><a href="#SocketType-sendall">sendall</a>(data[,&nbsp;flags])<br>
    213. 

  213. &nbsp;<br>
    214. 

  214. Send&nbsp;a&nbsp;data&nbsp;string&nbsp;to&nbsp;the&nbsp;<a href="#socket">socket</a>.&nbsp;&nbsp;For&nbsp;the&nbsp;optional&nbsp;flags<br>
    215. 

  215. argument,&nbsp;see&nbsp;the&nbsp;Unix&nbsp;manual.&nbsp;&nbsp;This&nbsp;calls&nbsp;<a href="#SocketType-send">send</a>()&nbsp;repeatedly<br>
    216. 

  216. until&nbsp;all&nbsp;data&nbsp;is&nbsp;sent.&nbsp;&nbsp;If&nbsp;an&nbsp;<a href="#error">error</a>&nbsp;occurs,&nbsp;it's&nbsp;impossible<br>
    217. 

  217. to&nbsp;tell&nbsp;how&nbsp;much&nbsp;data&nbsp;has&nbsp;been&nbsp;sent.</tt></dd></dl>
    218. 

  218. 

  219. <dl><dt><a name="_socketobject-setblocking"><strong>setblocking</strong></a>(...)</dt><dd><tt><a href="#SocketType-setblocking">setblocking</a>(flag)<br>
    220. 

  220. &nbsp;<br>
    221. 

  221. Set&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;to&nbsp;blocking&nbsp;(flag&nbsp;is&nbsp;true)&nbsp;or&nbsp;non-blocking&nbsp;(false).<br>
    222. 

  222. <a href="#SocketType-setblocking">setblocking</a>(True)&nbsp;is&nbsp;equivalent&nbsp;to&nbsp;<a href="#SocketType-settimeout">settimeout</a>(None);<br>
    223. 

  223. <a href="#SocketType-setblocking">setblocking</a>(False)&nbsp;is&nbsp;equivalent&nbsp;to&nbsp;<a href="#SocketType-settimeout">settimeout</a>(0.0).</tt></dd></dl>
    224. 

  224. 

  225. <dl><dt><a name="_socketobject-setsockopt"><strong>setsockopt</strong></a>(...)</dt><dd><tt><a href="#SocketType-setsockopt">setsockopt</a>(level,&nbsp;option,&nbsp;value)<br>
    226. 

  226. &nbsp;<br>
    227. 

  227. Set&nbsp;a&nbsp;<a href="#socket">socket</a>&nbsp;option.&nbsp;&nbsp;See&nbsp;the&nbsp;Unix&nbsp;manual&nbsp;for&nbsp;level&nbsp;and&nbsp;option.<br>
    228. 

  228. The&nbsp;value&nbsp;argument&nbsp;can&nbsp;either&nbsp;be&nbsp;an&nbsp;integer&nbsp;or&nbsp;a&nbsp;string.</tt></dd></dl>
    229. 

  229. 

  230. <dl><dt><a name="_socketobject-settimeout"><strong>settimeout</strong></a>(...)</dt><dd><tt><a href="#SocketType-settimeout">settimeout</a>(<a href="#timeout">timeout</a>)<br>
    231. 

  231. &nbsp;<br>
    232. 

  232. Set&nbsp;a&nbsp;<a href="#timeout">timeout</a>&nbsp;on&nbsp;<a href="#socket">socket</a>&nbsp;operations.&nbsp;&nbsp;'<a href="#timeout">timeout</a>'&nbsp;can&nbsp;be&nbsp;a&nbsp;float,<br>
    233. 

  233. giving&nbsp;in&nbsp;seconds,&nbsp;or&nbsp;None.&nbsp;&nbsp;Setting&nbsp;a&nbsp;<a href="#timeout">timeout</a>&nbsp;of&nbsp;None&nbsp;disables<br>
    234. 

  234. the&nbsp;<a href="#timeout">timeout</a>&nbsp;feature&nbsp;and&nbsp;is&nbsp;equivalent&nbsp;to&nbsp;<a href="#SocketType-setblocking">setblocking</a>(1).<br>
    235. 

  235. Setting&nbsp;a&nbsp;<a href="#timeout">timeout</a>&nbsp;of&nbsp;zero&nbsp;is&nbsp;the&nbsp;same&nbsp;as&nbsp;<a href="#SocketType-setblocking">setblocking</a>(0).</tt></dd></dl>
    236. 

  236. 

  237. <dl><dt><a name="_socketobject-shutdown"><strong>shutdown</strong></a>(...)</dt><dd><tt><a href="#SocketType-shutdown">shutdown</a>(flag)<br>
    238. 

  238. &nbsp;<br>
    239. 

  239. Shut&nbsp;down&nbsp;the&nbsp;reading&nbsp;side&nbsp;of&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;(flag&nbsp;==&nbsp;SHUT_RD),&nbsp;the&nbsp;writing&nbsp;side<br>
    240. 

  240. of&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;(flag&nbsp;==&nbsp;SHUT_WR),&nbsp;or&nbsp;both&nbsp;ends&nbsp;(flag&nbsp;==&nbsp;SHUT_RDWR).</tt></dd></dl>
    241. 

  241. 

  242. <hr>
    243. 

  243. Data descriptors defined here:<br>
    244. 

  244. <dl><dt><strong>__weakref__</strong></dt>
    245. 

  245. <dd><tt>list&nbsp;of&nbsp;weak&nbsp;references&nbsp;to&nbsp;the&nbsp;object&nbsp;(if&nbsp;defined)</tt></dd>
    246. 

  246. </dl>
    247. 

  247. <dl><dt><strong>family</strong></dt>
    248. 

  248. <dd><tt>the&nbsp;socket&nbsp;family</tt></dd>
    249. 

  249. </dl>
    250. 

  250. <dl><dt><strong>proto</strong></dt>
    251. 

  251. <dd><tt>the&nbsp;socket&nbsp;protocol</tt></dd>
    252. 

  252. </dl>
    253. 

  253. <dl><dt><strong>recv</strong></dt>
    254. 

  254. </dl>
    255. 

  255. <dl><dt><strong>recv_into</strong></dt>
    256. 

  256. </dl>
    257. 

  257. <dl><dt><strong>recvfrom</strong></dt>
    258. 

  258. </dl>
    259. 

  259. <dl><dt><strong>recvfrom_into</strong></dt>
    260. 

  260. </dl>
    261. 

  261. <dl><dt><strong>send</strong></dt>
    262. 

  262. </dl>
    263. 

  263. <dl><dt><strong>sendto</strong></dt>
    264. 

  264. </dl>
    265. 

  265. <dl><dt><strong>type</strong></dt>
    266. 

  266. <dd><tt>the&nbsp;socket&nbsp;type</tt></dd>
    267. 

  267. </dl>
    268. 

  268. </td></tr></table> <p>
    269. 

  269. <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
    270. 

  270. <tr bgcolor="#ffc8d8">
    271. 

  271. <td colspan=3 valign=bottom>&nbsp;<br>
    272. 

  272. <font color="#000000" face="helvetica, arial"><a name="error">class <strong>error</strong></a>(<a href="exceptions.html#IOError">exceptions.IOError</a>)</font></td></tr>
    273. 

  273.     
    274. 

  274. <tr><td bgcolor="#ffc8d8"><tt>&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
    275. 

  275. <td width="100%"><dl><dt>Method resolution order:</dt>
    276. 

  276. <dd><a href="socket.html#error">error</a></dd>
    277. 

  277. <dd><a href="exceptions.html#IOError">exceptions.IOError</a></dd>
    278. 

  278. <dd><a href="exceptions.html#EnvironmentError">exceptions.EnvironmentError</a></dd>
    279. 

  279. <dd><a href="exceptions.html#StandardError">exceptions.StandardError</a></dd>
    280. 

  280. <dd><a href="exceptions.html#Exception">exceptions.Exception</a></dd>
    281. 

  281. <dd><a href="exceptions.html#BaseException">exceptions.BaseException</a></dd>
    282. 

  282. <dd><a href="__builtin__.html#object">__builtin__.object</a></dd>
    283. 

  283. </dl>
    284. 

  284. <hr>
    285. 

  285. Data descriptors defined here:<br>
    286. 

  286. <dl><dt><strong>__weakref__</strong></dt>
    287. 

  287. <dd><tt>list&nbsp;of&nbsp;weak&nbsp;references&nbsp;to&nbsp;the&nbsp;object&nbsp;(if&nbsp;defined)</tt></dd>
    288. 

  288. </dl>
    289. 

  289. <hr>
    290. 

  290. Methods inherited from <a href="exceptions.html#IOError">exceptions.IOError</a>:<br>
    291. 

  291. <dl><dt><a name="error-__init__"><strong>__init__</strong></a>(...)</dt><dd><tt>x.<a href="#error-__init__">__init__</a>(...)&nbsp;initializes&nbsp;x;&nbsp;see&nbsp;help(type(x))&nbsp;for&nbsp;signature</tt></dd></dl>
    292. 

  292. 

  293. <hr>
    294. 

  294. Data and other attributes inherited from <a href="exceptions.html#IOError">exceptions.IOError</a>:<br>
    295. 

  295. <dl><dt><strong>__new__</strong> = &lt;built-in method __new__ of type object&gt;<dd><tt>T.<a href="#error-__new__">__new__</a>(S,&nbsp;...)&nbsp;-&gt;&nbsp;a&nbsp;new&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;with&nbsp;type&nbsp;S,&nbsp;a&nbsp;subtype&nbsp;of&nbsp;T</tt></dl>
    296. 

  296. 

  297. <hr>
    298. 

  298. Methods inherited from <a href="exceptions.html#EnvironmentError">exceptions.EnvironmentError</a>:<br>
    299. 

  299. <dl><dt><a name="error-__reduce__"><strong>__reduce__</strong></a>(...)</dt></dl>
    300. 

  300. 

  301. <dl><dt><a name="error-__str__"><strong>__str__</strong></a>(...)</dt><dd><tt>x.<a href="#error-__str__">__str__</a>()&nbsp;&lt;==&gt;&nbsp;str(x)</tt></dd></dl>
    302. 

  302. 

  303. <hr>
    304. 

  304. Data descriptors inherited from <a href="exceptions.html#EnvironmentError">exceptions.EnvironmentError</a>:<br>
    305. 

  305. <dl><dt><strong>errno</strong></dt>
    306. 

  306. <dd><tt>exception&nbsp;errno</tt></dd>
    307. 

  307. </dl>
    308. 

  308. <dl><dt><strong>filename</strong></dt>
    309. 

  309. <dd><tt>exception&nbsp;filename</tt></dd>
    310. 

  310. </dl>
    311. 

  311. <dl><dt><strong>strerror</strong></dt>
    312. 

  312. <dd><tt>exception&nbsp;strerror</tt></dd>
    313. 

  313. </dl>
    314. 

  314. <hr>
    315. 

  315. Methods inherited from <a href="exceptions.html#BaseException">exceptions.BaseException</a>:<br>
    316. 

  316. <dl><dt><a name="error-__delattr__"><strong>__delattr__</strong></a>(...)</dt><dd><tt>x.<a href="#error-__delattr__">__delattr__</a>('name')&nbsp;&lt;==&gt;&nbsp;del&nbsp;x.name</tt></dd></dl>
    317. 

  317. 

  318. <dl><dt><a name="error-__getattribute__"><strong>__getattribute__</strong></a>(...)</dt><dd><tt>x.<a href="#error-__getattribute__">__getattribute__</a>('name')&nbsp;&lt;==&gt;&nbsp;x.name</tt></dd></dl>
    319. 

  319. 

  320. <dl><dt><a name="error-__getitem__"><strong>__getitem__</strong></a>(...)</dt><dd><tt>x.<a href="#error-__getitem__">__getitem__</a>(y)&nbsp;&lt;==&gt;&nbsp;x[y]</tt></dd></dl>
    321. 

  321. 

  322. <dl><dt><a name="error-__getslice__"><strong>__getslice__</strong></a>(...)</dt><dd><tt>x.<a href="#error-__getslice__">__getslice__</a>(i,&nbsp;j)&nbsp;&lt;==&gt;&nbsp;x[i:j]<br>
    323. 

  323. &nbsp;<br>
    324. 

  324. Use&nbsp;of&nbsp;negative&nbsp;indices&nbsp;is&nbsp;not&nbsp;supported.</tt></dd></dl>
    325. 

  325. 

  326. <dl><dt><a name="error-__repr__"><strong>__repr__</strong></a>(...)</dt><dd><tt>x.<a href="#error-__repr__">__repr__</a>()&nbsp;&lt;==&gt;&nbsp;repr(x)</tt></dd></dl>
    327. 

  327. 

  328. <dl><dt><a name="error-__setattr__"><strong>__setattr__</strong></a>(...)</dt><dd><tt>x.<a href="#error-__setattr__">__setattr__</a>('name',&nbsp;value)&nbsp;&lt;==&gt;&nbsp;x.name&nbsp;=&nbsp;value</tt></dd></dl>
    329. 

  329. 

  330. <dl><dt><a name="error-__setstate__"><strong>__setstate__</strong></a>(...)</dt></dl>
    331. 

  331. 

  332. <dl><dt><a name="error-__unicode__"><strong>__unicode__</strong></a>(...)</dt></dl>
    333. 

  333. 

  334. <hr>
    335. 

  335. Data descriptors inherited from <a href="exceptions.html#BaseException">exceptions.BaseException</a>:<br>
    336. 

  336. <dl><dt><strong>__dict__</strong></dt>
    337. 

  337. </dl>
    338. 

  338. <dl><dt><strong>args</strong></dt>
    339. 

  339. </dl>
    340. 

  340. <dl><dt><strong>message</strong></dt>
    341. 

  341. </dl>
    342. 

  342. </td></tr></table> <p>
    343. 

  343. <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
    344. 

  344. <tr bgcolor="#ffc8d8">
    345. 

  345. <td colspan=3 valign=bottom>&nbsp;<br>
    346. 

  346. <font color="#000000" face="helvetica, arial"><a name="gaierror">class <strong>gaierror</strong></a>(<a href="socket.html#error">error</a>)</font></td></tr>
    347. 

  347.     
    348. 

  348. <tr><td bgcolor="#ffc8d8"><tt>&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
    349. 

  349. <td width="100%"><dl><dt>Method resolution order:</dt>
    350. 

  350. <dd><a href="socket.html#gaierror">gaierror</a></dd>
    351. 

  351. <dd><a href="socket.html#error">error</a></dd>
    352. 

  352. <dd><a href="exceptions.html#IOError">exceptions.IOError</a></dd>
    353. 

  353. <dd><a href="exceptions.html#EnvironmentError">exceptions.EnvironmentError</a></dd>
    354. 

  354. <dd><a href="exceptions.html#StandardError">exceptions.StandardError</a></dd>
    355. 

  355. <dd><a href="exceptions.html#Exception">exceptions.Exception</a></dd>
    356. 

  356. <dd><a href="exceptions.html#BaseException">exceptions.BaseException</a></dd>
    357. 

  357. <dd><a href="__builtin__.html#object">__builtin__.object</a></dd>
    358. 

  358. </dl>
    359. 

  359. <hr>
    360. 

  360. Data descriptors inherited from <a href="socket.html#error">error</a>:<br>
    361. 

  361. <dl><dt><strong>__weakref__</strong></dt>
    362. 

  362. <dd><tt>list&nbsp;of&nbsp;weak&nbsp;references&nbsp;to&nbsp;the&nbsp;object&nbsp;(if&nbsp;defined)</tt></dd>
    363. 

  363. </dl>
    364. 

  364. <hr>
    365. 

  365. Methods inherited from <a href="exceptions.html#IOError">exceptions.IOError</a>:<br>
    366. 

  366. <dl><dt><a name="gaierror-__init__"><strong>__init__</strong></a>(...)</dt><dd><tt>x.<a href="#gaierror-__init__">__init__</a>(...)&nbsp;initializes&nbsp;x;&nbsp;see&nbsp;help(type(x))&nbsp;for&nbsp;signature</tt></dd></dl>
    367. 

  367. 

  368. <hr>
    369. 

  369. Data and other attributes inherited from <a href="exceptions.html#IOError">exceptions.IOError</a>:<br>
    370. 

  370. <dl><dt><strong>__new__</strong> = &lt;built-in method __new__ of type object&gt;<dd><tt>T.<a href="#gaierror-__new__">__new__</a>(S,&nbsp;...)&nbsp;-&gt;&nbsp;a&nbsp;new&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;with&nbsp;type&nbsp;S,&nbsp;a&nbsp;subtype&nbsp;of&nbsp;T</tt></dl>
    371. 

  371. 

  372. <hr>
    373. 

  373. Methods inherited from <a href="exceptions.html#EnvironmentError">exceptions.EnvironmentError</a>:<br>
    374. 

  374. <dl><dt><a name="gaierror-__reduce__"><strong>__reduce__</strong></a>(...)</dt></dl>
    375. 

  375. 

  376. <dl><dt><a name="gaierror-__str__"><strong>__str__</strong></a>(...)</dt><dd><tt>x.<a href="#gaierror-__str__">__str__</a>()&nbsp;&lt;==&gt;&nbsp;str(x)</tt></dd></dl>
    377. 

  377. 

  378. <hr>
    379. 

  379. Data descriptors inherited from <a href="exceptions.html#EnvironmentError">exceptions.EnvironmentError</a>:<br>
    380. 

  380. <dl><dt><strong>errno</strong></dt>
    381. 

  381. <dd><tt>exception&nbsp;errno</tt></dd>
    382. 

  382. </dl>
    383. 

  383. <dl><dt><strong>filename</strong></dt>
    384. 

  384. <dd><tt>exception&nbsp;filename</tt></dd>
    385. 

  385. </dl>
    386. 

  386. <dl><dt><strong>strerror</strong></dt>
    387. 

  387. <dd><tt>exception&nbsp;strerror</tt></dd>
    388. 

  388. </dl>
    389. 

  389. <hr>
    390. 

  390. Methods inherited from <a href="exceptions.html#BaseException">exceptions.BaseException</a>:<br>
    391. 

  391. <dl><dt><a name="gaierror-__delattr__"><strong>__delattr__</strong></a>(...)</dt><dd><tt>x.<a href="#gaierror-__delattr__">__delattr__</a>('name')&nbsp;&lt;==&gt;&nbsp;del&nbsp;x.name</tt></dd></dl>
    392. 

  392. 

  393. <dl><dt><a name="gaierror-__getattribute__"><strong>__getattribute__</strong></a>(...)</dt><dd><tt>x.<a href="#gaierror-__getattribute__">__getattribute__</a>('name')&nbsp;&lt;==&gt;&nbsp;x.name</tt></dd></dl>
    394. 

  394. 

  395. <dl><dt><a name="gaierror-__getitem__"><strong>__getitem__</strong></a>(...)</dt><dd><tt>x.<a href="#gaierror-__getitem__">__getitem__</a>(y)&nbsp;&lt;==&gt;&nbsp;x[y]</tt></dd></dl>
    396. 

  396. 

  397. <dl><dt><a name="gaierror-__getslice__"><strong>__getslice__</strong></a>(...)</dt><dd><tt>x.<a href="#gaierror-__getslice__">__getslice__</a>(i,&nbsp;j)&nbsp;&lt;==&gt;&nbsp;x[i:j]<br>
    398. 

  398. &nbsp;<br>
    399. 

  399. Use&nbsp;of&nbsp;negative&nbsp;indices&nbsp;is&nbsp;not&nbsp;supported.</tt></dd></dl>
    400. 

  400. 

  401. <dl><dt><a name="gaierror-__repr__"><strong>__repr__</strong></a>(...)</dt><dd><tt>x.<a href="#gaierror-__repr__">__repr__</a>()&nbsp;&lt;==&gt;&nbsp;repr(x)</tt></dd></dl>
    402. 

  402. 

  403. <dl><dt><a name="gaierror-__setattr__"><strong>__setattr__</strong></a>(...)</dt><dd><tt>x.<a href="#gaierror-__setattr__">__setattr__</a>('name',&nbsp;value)&nbsp;&lt;==&gt;&nbsp;x.name&nbsp;=&nbsp;value</tt></dd></dl>
    404. 

  404. 

  405. <dl><dt><a name="gaierror-__setstate__"><strong>__setstate__</strong></a>(...)</dt></dl>
    406. 

  406. 

  407. <dl><dt><a name="gaierror-__unicode__"><strong>__unicode__</strong></a>(...)</dt></dl>
    408. 

  408. 

  409. <hr>
    410. 

  410. Data descriptors inherited from <a href="exceptions.html#BaseException">exceptions.BaseException</a>:<br>
    411. 

  411. <dl><dt><strong>__dict__</strong></dt>
    412. 

  412. </dl>
    413. 

  413. <dl><dt><strong>args</strong></dt>
    414. 

  414. </dl>
    415. 

  415. <dl><dt><strong>message</strong></dt>
    416. 

  416. </dl>
    417. 

  417. </td></tr></table> <p>
    418. 

  418. <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
    419. 

  419. <tr bgcolor="#ffc8d8">
    420. 

  420. <td colspan=3 valign=bottom>&nbsp;<br>
    421. 

  421. <font color="#000000" face="helvetica, arial"><a name="herror">class <strong>herror</strong></a>(<a href="socket.html#error">error</a>)</font></td></tr>
    422. 

  422.     
    423. 

  423. <tr><td bgcolor="#ffc8d8"><tt>&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
    424. 

  424. <td width="100%"><dl><dt>Method resolution order:</dt>
    425. 

  425. <dd><a href="socket.html#herror">herror</a></dd>
    426. 

  426. <dd><a href="socket.html#error">error</a></dd>
    427. 

  427. <dd><a href="exceptions.html#IOError">exceptions.IOError</a></dd>
    428. 

  428. <dd><a href="exceptions.html#EnvironmentError">exceptions.EnvironmentError</a></dd>
    429. 

  429. <dd><a href="exceptions.html#StandardError">exceptions.StandardError</a></dd>
    430. 

  430. <dd><a href="exceptions.html#Exception">exceptions.Exception</a></dd>
    431. 

  431. <dd><a href="exceptions.html#BaseException">exceptions.BaseException</a></dd>
    432. 

  432. <dd><a href="__builtin__.html#object">__builtin__.object</a></dd>
    433. 

  433. </dl>
    434. 

  434. <hr>
    435. 

  435. Data descriptors inherited from <a href="socket.html#error">error</a>:<br>
    436. 

  436. <dl><dt><strong>__weakref__</strong></dt>
    437. 

  437. <dd><tt>list&nbsp;of&nbsp;weak&nbsp;references&nbsp;to&nbsp;the&nbsp;object&nbsp;(if&nbsp;defined)</tt></dd>
    438. 

  438. </dl>
    439. 

  439. <hr>
    440. 

  440. Methods inherited from <a href="exceptions.html#IOError">exceptions.IOError</a>:<br>
    441. 

  441. <dl><dt><a name="herror-__init__"><strong>__init__</strong></a>(...)</dt><dd><tt>x.<a href="#herror-__init__">__init__</a>(...)&nbsp;initializes&nbsp;x;&nbsp;see&nbsp;help(type(x))&nbsp;for&nbsp;signature</tt></dd></dl>
    442. 

  442. 

  443. <hr>
    444. 

  444. Data and other attributes inherited from <a href="exceptions.html#IOError">exceptions.IOError</a>:<br>
    445. 

  445. <dl><dt><strong>__new__</strong> = &lt;built-in method __new__ of type object&gt;<dd><tt>T.<a href="#herror-__new__">__new__</a>(S,&nbsp;...)&nbsp;-&gt;&nbsp;a&nbsp;new&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;with&nbsp;type&nbsp;S,&nbsp;a&nbsp;subtype&nbsp;of&nbsp;T</tt></dl>
    446. 

  446. 

  447. <hr>
    448. 

  448. Methods inherited from <a href="exceptions.html#EnvironmentError">exceptions.EnvironmentError</a>:<br>
    449. 

  449. <dl><dt><a name="herror-__reduce__"><strong>__reduce__</strong></a>(...)</dt></dl>
    450. 

  450. 

  451. <dl><dt><a name="herror-__str__"><strong>__str__</strong></a>(...)</dt><dd><tt>x.<a href="#herror-__str__">__str__</a>()&nbsp;&lt;==&gt;&nbsp;str(x)</tt></dd></dl>
    452. 

  452. 

  453. <hr>
    454. 

  454. Data descriptors inherited from <a href="exceptions.html#EnvironmentError">exceptions.EnvironmentError</a>:<br>
    455. 

  455. <dl><dt><strong>errno</strong></dt>
    456. 

  456. <dd><tt>exception&nbsp;errno</tt></dd>
    457. 

  457. </dl>
    458. 

  458. <dl><dt><strong>filename</strong></dt>
    459. 

  459. <dd><tt>exception&nbsp;filename</tt></dd>
    460. 

  460. </dl>
    461. 

  461. <dl><dt><strong>strerror</strong></dt>
    462. 

  462. <dd><tt>exception&nbsp;strerror</tt></dd>
    463. 

  463. </dl>
    464. 

  464. <hr>
    465. 

  465. Methods inherited from <a href="exceptions.html#BaseException">exceptions.BaseException</a>:<br>
    466. 

  466. <dl><dt><a name="herror-__delattr__"><strong>__delattr__</strong></a>(...)</dt><dd><tt>x.<a href="#herror-__delattr__">__delattr__</a>('name')&nbsp;&lt;==&gt;&nbsp;del&nbsp;x.name</tt></dd></dl>
    467. 

  467. 

  468. <dl><dt><a name="herror-__getattribute__"><strong>__getattribute__</strong></a>(...)</dt><dd><tt>x.<a href="#herror-__getattribute__">__getattribute__</a>('name')&nbsp;&lt;==&gt;&nbsp;x.name</tt></dd></dl>
    469. 

  469. 

  470. <dl><dt><a name="herror-__getitem__"><strong>__getitem__</strong></a>(...)</dt><dd><tt>x.<a href="#herror-__getitem__">__getitem__</a>(y)&nbsp;&lt;==&gt;&nbsp;x[y]</tt></dd></dl>
    471. 

  471. 

  472. <dl><dt><a name="herror-__getslice__"><strong>__getslice__</strong></a>(...)</dt><dd><tt>x.<a href="#herror-__getslice__">__getslice__</a>(i,&nbsp;j)&nbsp;&lt;==&gt;&nbsp;x[i:j]<br>
    473. 

  473. &nbsp;<br>
    474. 

  474. Use&nbsp;of&nbsp;negative&nbsp;indices&nbsp;is&nbsp;not&nbsp;supported.</tt></dd></dl>
    475. 

  475. 

  476. <dl><dt><a name="herror-__repr__"><strong>__repr__</strong></a>(...)</dt><dd><tt>x.<a href="#herror-__repr__">__repr__</a>()&nbsp;&lt;==&gt;&nbsp;repr(x)</tt></dd></dl>
    477. 

  477. 

  478. <dl><dt><a name="herror-__setattr__"><strong>__setattr__</strong></a>(...)</dt><dd><tt>x.<a href="#herror-__setattr__">__setattr__</a>('name',&nbsp;value)&nbsp;&lt;==&gt;&nbsp;x.name&nbsp;=&nbsp;value</tt></dd></dl>
    479. 

  479. 

  480. <dl><dt><a name="herror-__setstate__"><strong>__setstate__</strong></a>(...)</dt></dl>
    481. 

  481. 

  482. <dl><dt><a name="herror-__unicode__"><strong>__unicode__</strong></a>(...)</dt></dl>
    483. 

  483. 

  484. <hr>
    485. 

  485. Data descriptors inherited from <a href="exceptions.html#BaseException">exceptions.BaseException</a>:<br>
    486. 

  486. <dl><dt><strong>__dict__</strong></dt>
    487. 

  487. </dl>
    488. 

  488. <dl><dt><strong>args</strong></dt>
    489. 

  489. </dl>
    490. 

  490. <dl><dt><strong>message</strong></dt>
    491. 

  491. </dl>
    492. 

  492. </td></tr></table> <p>
    493. 

  493. <table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
    494. 

  494. <tr bgcolor="#ffc8d8">
    495. 

  495. <td colspan=3 valign=bottom>&nbsp;<br>
    496. 

  496. <font color="#000000" face="helvetica, arial"><strong>socket</strong> = <a name="socket">class _socketobject</a>(<a href="__builtin__.html#object">__builtin__.object</a>)</font></td></tr>
    497. 

  497.     
    498. 

  498. <tr bgcolor="#ffc8d8"><td rowspan=2><tt>&nbsp;&nbsp;&nbsp;</tt></td>
    499. 

  499. <td colspan=2><tt><a href="#socket">socket</a>([family[,&nbsp;type[,&nbsp;proto]]])&nbsp;-&gt;&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a><br>
    500. 

  500. &nbsp;<br>
    501. 

  501. Open&nbsp;a&nbsp;<a href="#socket">socket</a>&nbsp;of&nbsp;the&nbsp;given&nbsp;type.&nbsp;&nbsp;The&nbsp;family&nbsp;argument&nbsp;specifies&nbsp;the<br>
    502. 

  502. address&nbsp;family;&nbsp;it&nbsp;defaults&nbsp;to&nbsp;AF_INET.&nbsp;&nbsp;The&nbsp;type&nbsp;argument&nbsp;specifies<br>
    503. 

  503. whether&nbsp;this&nbsp;is&nbsp;a&nbsp;stream&nbsp;(SOCK_STREAM,&nbsp;this&nbsp;is&nbsp;the&nbsp;default)<br>
    504. 

  504. or&nbsp;datagram&nbsp;(SOCK_DGRAM)&nbsp;<a href="#socket">socket</a>.&nbsp;&nbsp;The&nbsp;protocol&nbsp;argument&nbsp;defaults&nbsp;to&nbsp;0,<br>
    505. 

  505. specifying&nbsp;the&nbsp;default&nbsp;protocol.&nbsp;&nbsp;Keyword&nbsp;arguments&nbsp;are&nbsp;accepted.<br>
    506. 

  506. &nbsp;<br>
    507. 

  507. A&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;represents&nbsp;one&nbsp;endpoint&nbsp;of&nbsp;a&nbsp;network&nbsp;connection.<br>
    508. 

  508. &nbsp;<br>
    509. 

  509. Methods&nbsp;of&nbsp;<a href="#socket">socket</a>&nbsp;objects&nbsp;(keyword&nbsp;arguments&nbsp;not&nbsp;allowed):<br>
    510. 

  510. &nbsp;<br>
    511. 

  511. <a href="#socket-accept">accept</a>()&nbsp;--&nbsp;accept&nbsp;a&nbsp;connection,&nbsp;returning&nbsp;new&nbsp;<a href="#socket">socket</a>&nbsp;and&nbsp;client&nbsp;address<br>
    512. 

  512. <a href="#socket-bind">bind</a>(addr)&nbsp;--&nbsp;bind&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;to&nbsp;a&nbsp;local&nbsp;address<br>
    513. 

  513. <a href="#socket-close">close</a>()&nbsp;--&nbsp;close&nbsp;the&nbsp;<a href="#socket">socket</a><br>
    514. 

  514. <a href="#socket-connect">connect</a>(addr)&nbsp;--&nbsp;connect&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;to&nbsp;a&nbsp;remote&nbsp;address<br>
    515. 

  515. <a href="#socket-connect_ex">connect_ex</a>(addr)&nbsp;--&nbsp;connect,&nbsp;return&nbsp;an&nbsp;<a href="#error">error</a>&nbsp;code&nbsp;instead&nbsp;of&nbsp;an&nbsp;exception<br>
    516. 

  516. <a href="#socket-dup">dup</a>()&nbsp;--&nbsp;return&nbsp;a&nbsp;new&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;identical&nbsp;to&nbsp;the&nbsp;current&nbsp;one&nbsp;[*]<br>
    517. 

  517. <a href="#socket-fileno">fileno</a>()&nbsp;--&nbsp;return&nbsp;underlying&nbsp;file&nbsp;descriptor<br>
    518. 

  518. <a href="#socket-getpeername">getpeername</a>()&nbsp;--&nbsp;return&nbsp;remote&nbsp;address&nbsp;[*]<br>
    519. 

  519. <a href="#socket-getsockname">getsockname</a>()&nbsp;--&nbsp;return&nbsp;local&nbsp;address<br>
    520. 

  520. <a href="#socket-getsockopt">getsockopt</a>(level,&nbsp;optname[,&nbsp;buflen])&nbsp;--&nbsp;get&nbsp;<a href="#socket">socket</a>&nbsp;options<br>
    521. 

  521. <a href="#socket-gettimeout">gettimeout</a>()&nbsp;--&nbsp;return&nbsp;<a href="#timeout">timeout</a>&nbsp;or&nbsp;None<br>
    522. 

  522. <a href="#socket-listen">listen</a>(n)&nbsp;--&nbsp;start&nbsp;listening&nbsp;for&nbsp;incoming&nbsp;connections<br>
    523. 

  523. <a href="#socket-makefile">makefile</a>([mode,&nbsp;[bufsize]])&nbsp;--&nbsp;return&nbsp;a&nbsp;file&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;for&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;[*]<br>
    524. 

  524. <a href="#socket-recv">recv</a>(buflen[,&nbsp;flags])&nbsp;--&nbsp;receive&nbsp;data<br>
    525. 

  525. <a href="#socket-recv_into">recv_into</a>(buffer[,&nbsp;nbytes[,&nbsp;flags]])&nbsp;--&nbsp;receive&nbsp;data&nbsp;(into&nbsp;a&nbsp;buffer)<br>
    526. 

  526. <a href="#socket-recvfrom">recvfrom</a>(buflen[,&nbsp;flags])&nbsp;--&nbsp;receive&nbsp;data&nbsp;and&nbsp;sender's&nbsp;address<br>
    527. 

  527. <a href="#socket-recvfrom_into">recvfrom_into</a>(buffer[,&nbsp;nbytes,&nbsp;[,&nbsp;flags])<br>
    528. 

  528. &nbsp;&nbsp;--&nbsp;receive&nbsp;data&nbsp;and&nbsp;sender's&nbsp;address&nbsp;(into&nbsp;a&nbsp;buffer)<br>
    529. 

  529. <a href="#socket-sendall">sendall</a>(data[,&nbsp;flags])&nbsp;--&nbsp;send&nbsp;all&nbsp;data<br>
    530. 

  530. <a href="#socket-send">send</a>(data[,&nbsp;flags])&nbsp;--&nbsp;send&nbsp;data,&nbsp;may&nbsp;not&nbsp;send&nbsp;all&nbsp;of&nbsp;it<br>
    531. 

  531. <a href="#socket-sendto">sendto</a>(data[,&nbsp;flags],&nbsp;addr)&nbsp;--&nbsp;send&nbsp;data&nbsp;to&nbsp;a&nbsp;given&nbsp;address<br>
    532. 

  532. <a href="#socket-setblocking">setblocking</a>(0&nbsp;|&nbsp;1)&nbsp;--&nbsp;set&nbsp;or&nbsp;clear&nbsp;the&nbsp;blocking&nbsp;I/O&nbsp;flag<br>
    533. 

  533. <a href="#socket-setsockopt">setsockopt</a>(level,&nbsp;optname,&nbsp;value)&nbsp;--&nbsp;set&nbsp;<a href="#socket">socket</a>&nbsp;options<br>
    534. 

  534. <a href="#socket-settimeout">settimeout</a>(None&nbsp;|&nbsp;float)&nbsp;--&nbsp;set&nbsp;or&nbsp;clear&nbsp;the&nbsp;<a href="#timeout">timeout</a><br>
    535. 

  535. <a href="#socket-shutdown">shutdown</a>(how)&nbsp;--&nbsp;shut&nbsp;down&nbsp;traffic&nbsp;in&nbsp;one&nbsp;or&nbsp;both&nbsp;directions<br>
    536. 

  536. &nbsp;<br>
    537. 

  537. &nbsp;[*]&nbsp;not&nbsp;available&nbsp;on&nbsp;all&nbsp;platforms!<br>&nbsp;</tt></td></tr>
    538. 

  538. <tr><td>&nbsp;</td>
    539. 

  539. <td width="100%">Methods defined here:<br>
    540. 

  540. <dl><dt><a name="_socketobject-__init__"><strong>__init__</strong></a>(self, family<font color="#909090">=2</font>, type<font color="#909090">=1</font>, proto<font color="#909090">=0</font>, _sock<font color="#909090">=None</font>)</dt></dl>
    541. 

  541. 

  542. <dl><dt><a name="_socketobject-accept"><strong>accept</strong></a>(self)</dt><dd><tt><a href="#socket-accept">accept</a>()&nbsp;-&gt;&nbsp;(<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a>,&nbsp;address&nbsp;info)<br>
    543. 

  543. &nbsp;<br>
    544. 

  544. Wait&nbsp;for&nbsp;an&nbsp;incoming&nbsp;connection.&nbsp;&nbsp;Return&nbsp;a&nbsp;new&nbsp;<a href="#socket">socket</a>&nbsp;representing&nbsp;the<br>
    545. 

  545. connection,&nbsp;and&nbsp;the&nbsp;address&nbsp;of&nbsp;the&nbsp;client.&nbsp;&nbsp;For&nbsp;IP&nbsp;sockets,&nbsp;the&nbsp;address<br>
    546. 

  546. info&nbsp;is&nbsp;a&nbsp;pair&nbsp;(hostaddr,&nbsp;port).</tt></dd></dl>
    547. 

  547. 

  548. <dl><dt><a name="_socketobject-bind"><strong>bind</strong></a>(...)</dt><dd><tt><a href="#socket-bind">bind</a>(address)<br>
    549. 

  549. &nbsp;<br>
    550. 

  550. Bind&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;to&nbsp;a&nbsp;local&nbsp;address.&nbsp;&nbsp;For&nbsp;IP&nbsp;sockets,&nbsp;the&nbsp;address&nbsp;is&nbsp;a<br>
    551. 

  551. pair&nbsp;(host,&nbsp;port);&nbsp;the&nbsp;host&nbsp;must&nbsp;refer&nbsp;to&nbsp;the&nbsp;local&nbsp;host.&nbsp;For&nbsp;raw&nbsp;packet<br>
    552. 

  552. sockets&nbsp;the&nbsp;address&nbsp;is&nbsp;a&nbsp;tuple&nbsp;(ifname,&nbsp;proto&nbsp;[,pkttype&nbsp;[,hatype]])</tt></dd></dl>
    553. 

  553. 

  554. <dl><dt><a name="_socketobject-close"><strong>close</strong></a>(self, _closedsocket<font color="#909090">=&lt;class 'socket._closedsocket'&gt;</font>, _delegate_methods<font color="#909090">=('recv', 'recvfrom', 'recv_into', 'recvfrom_into', 'send', 'sendto')</font>, setattr<font color="#909090">=&lt;built-in function setattr&gt;</font>)</dt><dd><tt><a href="#socket-close">close</a>()<br>
    555. 

  555. &nbsp;<br>
    556. 

  556. Close&nbsp;the&nbsp;<a href="#socket">socket</a>.&nbsp;&nbsp;It&nbsp;cannot&nbsp;be&nbsp;used&nbsp;after&nbsp;this&nbsp;call.</tt></dd></dl>
    557. 

  557. 

  558. <dl><dt><a name="_socketobject-connect"><strong>connect</strong></a>(...)</dt><dd><tt><a href="#socket-connect">connect</a>(address)<br>
    559. 

  559. &nbsp;<br>
    560. 

  560. Connect&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;to&nbsp;a&nbsp;remote&nbsp;address.&nbsp;&nbsp;For&nbsp;IP&nbsp;sockets,&nbsp;the&nbsp;address<br>
    561. 

  561. is&nbsp;a&nbsp;pair&nbsp;(host,&nbsp;port).</tt></dd></dl>
    562. 

  562. 

  563. <dl><dt><a name="_socketobject-connect_ex"><strong>connect_ex</strong></a>(...)</dt><dd><tt><a href="#socket-connect_ex">connect_ex</a>(address)&nbsp;-&gt;&nbsp;errno<br>
    564. 

  564. &nbsp;<br>
    565. 

  565. This&nbsp;is&nbsp;like&nbsp;<a href="#socket-connect">connect</a>(address),&nbsp;but&nbsp;returns&nbsp;an&nbsp;<a href="#error">error</a>&nbsp;code&nbsp;(the&nbsp;errno&nbsp;value)<br>
    566. 

  566. instead&nbsp;of&nbsp;raising&nbsp;an&nbsp;exception&nbsp;when&nbsp;an&nbsp;<a href="#error">error</a>&nbsp;occurs.</tt></dd></dl>
    567. 

  567. 

  568. <dl><dt><a name="_socketobject-dup"><strong>dup</strong></a>(self)</dt><dd><tt><a href="#socket-dup">dup</a>()&nbsp;-&gt;&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a><br>
    569. 

  569. &nbsp;<br>
    570. 

  570. Return&nbsp;a&nbsp;new&nbsp;<a href="#socket">socket</a>&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;connected&nbsp;to&nbsp;the&nbsp;same&nbsp;system&nbsp;resource.</tt></dd></dl>
    571. 

  571. 

  572. <dl><dt><a name="_socketobject-fileno"><strong>fileno</strong></a>(...)</dt><dd><tt><a href="#socket-fileno">fileno</a>()&nbsp;-&gt;&nbsp;integer<br>
    573. 

  573. &nbsp;<br>
    574. 

  574. Return&nbsp;the&nbsp;integer&nbsp;file&nbsp;descriptor&nbsp;of&nbsp;the&nbsp;<a href="#socket">socket</a>.</tt></dd></dl>
    575. 

  575. 

  576. <dl><dt><a name="_socketobject-getpeername"><strong>getpeername</strong></a>(...)</dt><dd><tt><a href="#socket-getpeername">getpeername</a>()&nbsp;-&gt;&nbsp;address&nbsp;info<br>
    577. 

  577. &nbsp;<br>
    578. 

  578. Return&nbsp;the&nbsp;address&nbsp;of&nbsp;the&nbsp;remote&nbsp;endpoint.&nbsp;&nbsp;For&nbsp;IP&nbsp;sockets,&nbsp;the&nbsp;address<br>
    579. 

  579. info&nbsp;is&nbsp;a&nbsp;pair&nbsp;(hostaddr,&nbsp;port).</tt></dd></dl>
    580. 

  580. 

  581. <dl><dt><a name="_socketobject-getsockname"><strong>getsockname</strong></a>(...)</dt><dd><tt><a href="#socket-getsockname">getsockname</a>()&nbsp;-&gt;&nbsp;address&nbsp;info<br>
    582. 

  582. &nbsp;<br>
    583. 

  583. Return&nbsp;the&nbsp;address&nbsp;of&nbsp;the&nbsp;local&nbsp;endpoint.&nbsp;&nbsp;For&nbsp;IP&nbsp;sockets,&nbsp;the&nbsp;address<br>
    584. 

  584. info&nbsp;is&nbsp;a&nbsp;pair&nbsp;(hostaddr,&nbsp;port).</tt></dd></dl>
    585. 

  585. 

  586. <dl><dt><a name="_socketobject-getsockopt"><strong>getsockopt</strong></a>(...)</dt><dd><tt><a href="#socket-getsockopt">getsockopt</a>(level,&nbsp;option[,&nbsp;buffersize])&nbsp;-&gt;&nbsp;value<br>
    587. 

  587. &nbsp;<br>
    588. 

  588. Get&nbsp;a&nbsp;<a href="#socket">socket</a>&nbsp;option.&nbsp;&nbsp;See&nbsp;the&nbsp;Unix&nbsp;manual&nbsp;for&nbsp;level&nbsp;and&nbsp;option.<br>
    589. 

  589. If&nbsp;a&nbsp;nonzero&nbsp;buffersize&nbsp;argument&nbsp;is&nbsp;given,&nbsp;the&nbsp;return&nbsp;value&nbsp;is&nbsp;a<br>
    590. 

  590. string&nbsp;of&nbsp;that&nbsp;length;&nbsp;otherwise&nbsp;it&nbsp;is&nbsp;an&nbsp;integer.</tt></dd></dl>
    591. 

  591. 

  592. <dl><dt><a name="_socketobject-gettimeout"><strong>gettimeout</strong></a>(...)</dt><dd><tt><a href="#socket-gettimeout">gettimeout</a>()&nbsp;-&gt;&nbsp;<a href="#timeout">timeout</a><br>
    593. 

  593. &nbsp;<br>
    594. 

  594. Returns&nbsp;the&nbsp;<a href="#timeout">timeout</a>&nbsp;in&nbsp;seconds&nbsp;(float)&nbsp;associated&nbsp;with&nbsp;<a href="#socket">socket</a>&nbsp;<br>
    595. 

  595. operations.&nbsp;A&nbsp;<a href="#timeout">timeout</a>&nbsp;of&nbsp;None&nbsp;indicates&nbsp;that&nbsp;timeouts&nbsp;on&nbsp;<a href="#socket">socket</a>&nbsp;<br>
    596. 

  596. operations&nbsp;are&nbsp;disabled.</tt></dd></dl>
    597. 

  597. 

  598. <dl><dt><a name="_socketobject-listen"><strong>listen</strong></a>(...)</dt><dd><tt><a href="#socket-listen">listen</a>(backlog)<br>
    599. 

  599. &nbsp;<br>
    600. 

  600. Enable&nbsp;a&nbsp;server&nbsp;to&nbsp;accept&nbsp;connections.&nbsp;&nbsp;The&nbsp;backlog&nbsp;argument&nbsp;must&nbsp;be&nbsp;at<br>
    601. 

  601. least&nbsp;0&nbsp;(if&nbsp;it&nbsp;is&nbsp;lower,&nbsp;it&nbsp;is&nbsp;set&nbsp;to&nbsp;0);&nbsp;it&nbsp;specifies&nbsp;the&nbsp;number&nbsp;of<br>
    602. 

  602. unaccepted&nbsp;connections&nbsp;that&nbsp;the&nbsp;system&nbsp;will&nbsp;allow&nbsp;before&nbsp;refusing&nbsp;new<br>
    603. 

  603. connections.</tt></dd></dl>
    604. 

  604. 

  605. <dl><dt><a name="_socketobject-makefile"><strong>makefile</strong></a>(self, mode<font color="#909090">='r'</font>, bufsize<font color="#909090">=-1</font>)</dt><dd><tt><a href="#socket-makefile">makefile</a>([mode[,&nbsp;bufsize]])&nbsp;-&gt;&nbsp;file&nbsp;<a href="__builtin__.html#object">object</a><br>
    606. 

  606. &nbsp;<br>
    607. 

  607. Return&nbsp;a&nbsp;regular&nbsp;file&nbsp;<a href="__builtin__.html#object">object</a>&nbsp;corresponding&nbsp;to&nbsp;the&nbsp;<a href="#socket">socket</a>.&nbsp;&nbsp;The&nbsp;mode<br>
    608. 

  608. and&nbsp;bufsize&nbsp;arguments&nbsp;are&nbsp;as&nbsp;for&nbsp;the&nbsp;built-in&nbsp;open()&nbsp;function.</tt></dd></dl>
    609. 

  609. 

  610. <dl><dt><a name="_socketobject-sendall"><strong>sendall</strong></a>(...)</dt><dd><tt><a href="#socket-sendall">sendall</a>(data[,&nbsp;flags])<br>
    611. 

  611. &nbsp;<br>
    612. 

  612. Send&nbsp;a&nbsp;data&nbsp;string&nbsp;to&nbsp;the&nbsp;<a href="#socket">socket</a>.&nbsp;&nbsp;For&nbsp;the&nbsp;optional&nbsp;flags<br>
    613. 

  613. argument,&nbsp;see&nbsp;the&nbsp;Unix&nbsp;manual.&nbsp;&nbsp;This&nbsp;calls&nbsp;<a href="#socket-send">send</a>()&nbsp;repeatedly<br>
    614. 

  614. until&nbsp;all&nbsp;data&nbsp;is&nbsp;sent.&nbsp;&nbsp;If&nbsp;an&nbsp;<a href="#error">error</a>&nbsp;occurs,&nbsp;it's&nbsp;impossible<br>
    615. 

  615. to&nbsp;tell&nbsp;how&nbsp;much&nbsp;data&nbsp;has&nbsp;been&nbsp;sent.</tt></dd></dl>
    616. 

  616. 

  617. <dl><dt><a name="_socketobject-setblocking"><strong>setblocking</strong></a>(...)</dt><dd><tt><a href="#socket-setblocking">setblocking</a>(flag)<br>
    618. 

  618. &nbsp;<br>
    619. 

  619. Set&nbsp;the&nbsp;<a href="#socket">socket</a>&nbsp;to&nbsp;blocking&nbsp;(flag&nbsp;is&nbsp;true)&nbsp;or&nbsp;non-blocking&nbsp;(false).<br>
    620. 

  620. <a href="#socket-setblocking">setblocking</a>(True)&nbsp;is&nbsp;equivalent&nbsp;to&nbsp;<a href="#socket-settimeout">settimeout</a>(None);<br>
    621. 

  621. <a href="#socket-setblocking">setblocking</a>(False)&nbsp;is&nbsp;equivalent&nbsp;to&nbsp;<a href="#socket-settimeout">settimeout</a>(0.0).</tt></dd></dl>
    622. 

  622. 

  623. <dl><dt><a name="_socketobject-setsockopt"><strong>setsockopt</strong></a>(...)</dt><dd><tt><a href="#socket-setsockopt">setsockopt</a>(level,&nbsp;option,&nbsp;value)<br>
    624. 

  624. &nbsp;<br>
    625. 

  625. Set&nbsp;a&nbsp;<a href="#socket">socket</a>&nbsp;option.&nbsp;&nbsp;See&nbsp;the&nbsp;Unix&nbsp;manual&nbsp;for&nbsp;level&nbsp;and&nbsp;option.<br>
    626. 

  626. The&nbsp;value&nbsp;argument&nbsp;can&nbsp;either&nbsp;be&nbsp;an&nbsp;integer&nbsp;or&nbsp;a&nbsp;string.</tt></dd></dl>
    627. 

  627. 

  628. <dl><dt><a name="_socketobject-settimeout"><strong>settimeout</strong></a>(...)</dt><dd><tt><a href="#socket-settimeout">settimeout</a>(<a href="#timeout">timeout</a>)<br>
    629. 

  629. &nbsp;<br>
    630. 

  630. Set&nbsp;a&nbsp…
    631.

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