/apidocs/echonest.modify-pysrc.html
HTML | 224 lines | 193 code | 10 blank | 21 comment | 0 complexity | 5d0985038673115b3df569b11ffcd55c MD5 | raw file
1<?xml version="1.0" encoding="ascii"?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" 3 "DTD/xhtml1-transitional.dtd"> 4<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> 5<head> 6 <title>echonest.modify</title> 7 <link rel="stylesheet" href="epydoc.css" type="text/css" /> 8 <script type="text/javascript" src="epydoc.js"></script> 9</head> 10 11<body bgcolor="white" text="black" link="blue" vlink="#204080" 12 alink="#204080"> 13<!-- ==================== NAVIGATION BAR ==================== --> 14<table class="navbar" border="0" width="100%" cellpadding="0" 15 bgcolor="#a0c0ff" cellspacing="0"> 16 <tr valign="middle"> 17 18 <!-- Tree link --> 19 <th> <a 20 href="module-tree.html">Trees</a> </th> 21 22 <!-- Index link --> 23 <th> <a 24 href="identifier-index.html">Indices</a> </th> 25 26 <!-- Help link --> 27 <th> <a 28 href="help.html">Help</a> </th> 29 30 <!-- Project homepage --> 31 <th class="navbar" align="right" width="100%"> 32 <table border="0" cellpadding="0" cellspacing="0"> 33 <tr><th class="navbar" align="center" 34 ><a class="navbar" target="_top" href="http://code.google.com/p/echo-nest-remix/">Project Homepage</a></th> 35 </tr></table></th> 36 </tr> 37</table> 38<table width="100%" cellpadding="0" cellspacing="0"> 39 <tr valign="top"> 40 <td width="100%"> 41 <span class="breadcrumbs"> 42 <a href="echonest-module.html">Package echonest</a> :: 43 Module modify 44 </span> 45 </td> 46 <td> 47 <table cellpadding="0" cellspacing="0"> 48 <!-- hide/show private --> 49 <tr><td align="right"><span class="options">[<a href="javascript:void(0);" class="privatelink" 50 onclick="toggle_private();">hide private</a>]</span></td></tr> 51 <tr><td align="right"><span class="options" 52 >[<a href="frames.html" target="_top">frames</a 53 >] | <a href="echonest.modify-pysrc.html" 54 target="_top">no frames</a>]</span></td></tr> 55 </table> 56 </td> 57 </tr> 58</table> 59<h1 class="epydoc">Source Code for <a href="echonest.modify-module.html">Module echonest.modify</a></h1> 60<pre class="py-src"> 61<a name="L1"></a><tt class="py-lineno"> 1</tt> <tt class="py-line"><tt class="py-comment">#!/usr/bin/env python</tt> </tt> 62<a name="L2"></a><tt class="py-lineno"> 2</tt> <tt class="py-line"><tt class="py-comment"># encoding: utf-8</tt> </tt> 63<a name="L3"></a><tt class="py-lineno"> 3</tt> <tt class="py-line"><tt class="py-docstring">"""</tt> </tt> 64<a name="L4"></a><tt class="py-lineno"> 4</tt> <tt class="py-line"><tt class="py-docstring">modify.py</tt> </tt> 65<a name="L5"></a><tt class="py-lineno"> 5</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt> 66<a name="L6"></a><tt class="py-lineno"> 6</tt> <tt class="py-line"><tt class="py-docstring">Created by Ben Lacker on 2009-06-12.</tt> </tt> 67<a name="L7"></a><tt class="py-lineno"> 7</tt> <tt class="py-line"><tt class="py-docstring">"""</tt> </tt> 68<a name="L8"></a><tt class="py-lineno"> 8</tt> <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-0" class="py-name" targets="Package echonest=echonest-module.html"><a title="echonest" class="py-name" href="#" onclick="return doclink('link-0', 'echonest', 'link-0');">echonest</a></tt><tt class="py-op">.</tt><tt id="link-1" class="py-name" targets="Module echonest.audio=echonest.audio-module.html,Variable pyechonest.artist.Artist.audio=pyechonest.artist.Artist-class.html#audio"><a title="echonest.audio 69pyechonest.artist.Artist.audio" class="py-name" href="#" onclick="return doclink('link-1', 'audio', 'link-1');">audio</a></tt> <tt class="py-keyword">import</tt> <tt class="py-op">*</tt> </tt> 70<a name="L9"></a><tt class="py-lineno"> 9</tt> <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">numpy</tt> </tt> 71<a name="L10"></a><tt class="py-lineno"> 10</tt> <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">soundtouch</tt> </tt> 72<a name="L11"></a><tt class="py-lineno"> 11</tt> <tt class="py-line"> </tt> 73<a name="Modify"></a><div id="Modify-def"><a name="L12"></a><tt class="py-lineno"> 12</tt> <a class="py-toggle" href="#" id="Modify-toggle" onclick="return toggle('Modify');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="echonest.modify.Modify-class.html">Modify</a><tt class="py-op">(</tt><tt class="py-base-class">soundtouch</tt><tt class="py-op">.</tt><tt class="py-base-class">SoundTouch</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 74</div><div id="Modify-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="Modify-expanded"><a name="Modify.__init__"></a><div id="Modify.__init__-def"><a name="L13"></a><tt class="py-lineno"> 13</tt> <a class="py-toggle" href="#" id="Modify.__init__-toggle" onclick="return toggle('Modify.__init__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.modify.Modify-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">sampleRate</tt><tt class="py-op">=</tt><tt class="py-number">44100</tt><tt class="py-op">,</tt> <tt class="py-param">numChannels</tt><tt class="py-op">=</tt><tt class="py-number">1</tt><tt class="py-op">,</tt> <tt class="py-param">blockSize</tt> <tt class="py-op">=</tt> <tt class="py-number">10000</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 75</div><div id="Modify.__init__-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Modify.__init__-expanded"><a name="L14"></a><tt class="py-lineno"> 14</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">setSampleRate</tt><tt class="py-op">(</tt><tt class="py-name">sampleRate</tt><tt class="py-op">)</tt> </tt> 76<a name="L15"></a><tt class="py-lineno"> 15</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">setChannels</tt><tt class="py-op">(</tt><tt class="py-name">numChannels</tt><tt class="py-op">)</tt> </tt> 77<a name="L16"></a><tt class="py-lineno"> 16</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">sampleRate</tt> <tt class="py-op">=</tt> <tt class="py-name">sampleRate</tt> </tt> 78<a name="L17"></a><tt class="py-lineno"> 17</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">numChannels</tt> <tt class="py-op">=</tt> <tt class="py-name">numChannels</tt> </tt> 79<a name="L18"></a><tt class="py-lineno"> 18</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">blockSize</tt> <tt class="py-op">=</tt> <tt class="py-name">blockSize</tt> </tt> 80</div><a name="L19"></a><tt class="py-lineno"> 19</tt> <tt class="py-line"> </tt> 81<a name="Modify.doInBlocks"></a><div id="Modify.doInBlocks-def"><a name="L20"></a><tt class="py-lineno"> 20</tt> <a class="py-toggle" href="#" id="Modify.doInBlocks-toggle" onclick="return toggle('Modify.doInBlocks');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.modify.Modify-class.html#doInBlocks">doInBlocks</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">f</tt><tt class="py-op">,</tt> <tt class="py-param">in_data</tt><tt class="py-op">,</tt> <tt class="py-param">arg</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 82</div><div id="Modify.doInBlocks-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Modify.doInBlocks-expanded"><a name="L21"></a><tt class="py-lineno"> 21</tt> <tt class="py-line"> <tt class="py-comment"># For now, make everything mono. We'll deal with channels later</tt> </tt> 83<a name="L22"></a><tt class="py-lineno"> 22</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">in_data</tt><tt class="py-op">.</tt><tt class="py-name">ndim</tt> <tt class="py-op">></tt> <tt class="py-number">1</tt><tt class="py-op">:</tt> </tt> 84<a name="L23"></a><tt class="py-lineno"> 23</tt> <tt class="py-line"> <tt class="py-name">in_data</tt> <tt class="py-op">=</tt> <tt class="py-name">in_data</tt><tt class="py-op">[</tt><tt class="py-op">:</tt><tt class="py-op">,</tt> <tt class="py-number">0</tt><tt class="py-op">]</tt> </tt> 85<a name="L24"></a><tt class="py-lineno"> 24</tt> <tt class="py-line"> <tt class="py-name">collect</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt> 86<a name="L25"></a><tt class="py-lineno"> 25</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">in_data</tt><tt class="py-op">)</tt> <tt class="py-op">></tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">blockSize</tt><tt class="py-op">:</tt> </tt> 87<a name="L26"></a><tt class="py-lineno"> 26</tt> <tt class="py-line"> <tt class="py-keyword">for</tt> <tt class="py-name">x</tt> <tt class="py-keyword">in</tt> <tt class="py-name">range</tt><tt class="py-op">(</tt><tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">in_data</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">blockSize</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 88<a name="L27"></a><tt class="py-lineno"> 27</tt> <tt class="py-line"> <tt id="link-2" class="py-name" targets="Variable echonest.audio.AudioQuantumList.start=echonest.audio.AudioQuantumList-class.html#start"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-2', 'start', 'link-2');">start</a></tt> <tt class="py-op">=</tt> <tt class="py-name">x</tt> <tt class="py-op">*</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">blockSize</tt> </tt> 89<a name="L28"></a><tt class="py-lineno"> 28</tt> <tt class="py-line"> <tt class="py-name">data</tt> <tt class="py-op">=</tt> <tt class="py-name">in_data</tt><tt class="py-op">[</tt><tt id="link-3" class="py-name"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-3', 'start', 'link-2');">start</a></tt><tt class="py-op">:</tt><tt id="link-4" class="py-name"><a title="echonest.audio.AudioQuantumList.start" class="py-name" href="#" onclick="return doclink('link-4', 'start', 'link-2');">start</a></tt> <tt class="py-op">+</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">blockSize</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">]</tt> </tt> 90<a name="L29"></a><tt class="py-lineno"> 29</tt> <tt class="py-line"> <tt class="py-name">collect</tt><tt class="py-op">.</tt><tt id="link-5" class="py-name" targets="Method echonest.audio.AudioData.append()=echonest.audio.AudioData-class.html#append"><a title="echonest.audio.AudioData.append" class="py-name" href="#" onclick="return doclink('link-5', 'append', 'link-5');">append</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-6" class="py-name" targets="Method echonest.modify.Modify.processAudio()=echonest.modify.Modify-class.html#processAudio"><a title="echonest.modify.Modify.processAudio" class="py-name" href="#" onclick="return doclink('link-6', 'processAudio', 'link-6');">processAudio</a></tt><tt class="py-op">(</tt><tt class="py-name">f</tt><tt class="py-op">,</tt> <tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">arg</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt> 91<a name="L30"></a><tt class="py-lineno"> 30</tt> <tt class="py-line"> <tt class="py-name">data</tt> <tt class="py-op">=</tt> <tt class="py-name">in_data</tt><tt class="py-op">[</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">*</tt><tt class="py-op">(</tt><tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">in_data</tt><tt class="py-op">)</tt> <tt class="py-op">%</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">blockSize</tt><tt class="py-op">)</tt><tt class="py-op">:</tt><tt class="py-op">]</tt> </tt> 92<a name="L31"></a><tt class="py-lineno"> 31</tt> <tt class="py-line"> <tt class="py-name">collect</tt><tt class="py-op">.</tt><tt id="link-7" class="py-name"><a title="echonest.audio.AudioData.append" class="py-name" href="#" onclick="return doclink('link-7', 'append', 'link-5');">append</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-8" class="py-name"><a title="echonest.modify.Modify.processAudio" class="py-name" href="#" onclick="return doclink('link-8', 'processAudio', 'link-6');">processAudio</a></tt><tt class="py-op">(</tt><tt class="py-name">f</tt><tt class="py-op">,</tt> <tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">arg</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt> 93<a name="L32"></a><tt class="py-lineno"> 32</tt> <tt class="py-line"> <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt> 94<a name="L33"></a><tt class="py-lineno"> 33</tt> <tt class="py-line"> <tt class="py-name">collect</tt><tt class="py-op">.</tt><tt id="link-9" class="py-name"><a title="echonest.audio.AudioData.append" class="py-name" href="#" onclick="return doclink('link-9', 'append', 'link-5');">append</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-10" class="py-name"><a title="echonest.modify.Modify.processAudio" class="py-name" href="#" onclick="return doclink('link-10', 'processAudio', 'link-6');">processAudio</a></tt><tt class="py-op">(</tt><tt class="py-name">f</tt><tt class="py-op">,</tt> <tt class="py-name">in_data</tt><tt class="py-op">,</tt> <tt class="py-name">arg</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt> 95<a name="L34"></a><tt class="py-lineno"> 34</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-11" class="py-name" targets="Function echonest.audio.assemble()=echonest.audio-module.html#assemble"><a title="echonest.audio.assemble" class="py-name" href="#" onclick="return doclink('link-11', 'assemble', 'link-11');">assemble</a></tt><tt class="py-op">(</tt><tt class="py-name">collect</tt><tt class="py-op">,</tt> <tt class="py-name">numChannels</tt><tt class="py-op">=</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">numChannels</tt><tt class="py-op">,</tt> <tt class="py-name">sampleRate</tt><tt class="py-op">=</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">sampleRate</tt><tt class="py-op">)</tt> </tt> 96</div><a name="L35"></a><tt class="py-lineno"> 35</tt> <tt class="py-line"> </tt> 97<a name="Modify.processAudio"></a><div id="Modify.processAudio-def"><a name="L36"></a><tt class="py-lineno"> 36</tt> <a class="py-toggle" href="#" id="Modify.processAudio-toggle" onclick="return toggle('Modify.processAudio');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.modify.Modify-class.html#processAudio">processAudio</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">f</tt><tt class="py-op">,</tt> <tt class="py-param">data</tt><tt class="py-op">,</tt> <tt class="py-param">arg</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 98</div><div id="Modify.processAudio-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Modify.processAudio-expanded"><a name="L37"></a><tt class="py-lineno"> 37</tt> <tt class="py-line"> <tt class="py-name">f</tt><tt class="py-op">(</tt><tt class="py-name">arg</tt><tt class="py-op">)</tt> </tt> 99<a name="L38"></a><tt class="py-lineno"> 38</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">putSamples</tt><tt class="py-op">(</tt><tt class="py-name">data</tt><tt class="py-op">)</tt> </tt> 100<a name="L39"></a><tt class="py-lineno"> 39</tt> <tt class="py-line"> <tt class="py-name">out_data</tt> <tt class="py-op">=</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">array</tt><tt class="py-op">(</tt><tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">zeros</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">data</tt><tt class="py-op">)</tt><tt class="py-op">*</tt><tt class="py-number">2</tt><tt class="py-op">,</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">dtype</tt><tt class="py-op">=</tt><tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">float32</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt> 101<a name="L40"></a><tt class="py-lineno"> 40</tt> <tt class="py-line"> <tt class="py-name">out_samples</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">receiveSamples</tt><tt class="py-op">(</tt><tt class="py-name">out_data</tt><tt class="py-op">)</tt> </tt> 102<a name="L41"></a><tt class="py-lineno"> 41</tt> <tt class="py-line"> <tt class="py-name">new_ad</tt> <tt class="py-op">=</tt> <tt id="link-12" class="py-name" targets="Class echonest.audio.AudioData=echonest.audio.AudioData-class.html"><a title="echonest.audio.AudioData" class="py-name" href="#" onclick="return doclink('link-12', 'AudioData', 'link-12');">AudioData</a></tt><tt class="py-op">(</tt><tt class="py-name">ndarray</tt><tt class="py-op">=</tt><tt class="py-name">out_data</tt><tt class="py-op">[</tt><tt class="py-op">:</tt><tt class="py-name">out_samples</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">shape</tt><tt class="py-op">=</tt><tt class="py-op">(</tt><tt class="py-name">out_samples</tt><tt class="py-op">,</tt> <tt class="py-op">)</tt><tt class="py-op">,</tt> </tt> 103<a name="L42"></a><tt class="py-lineno"> 42</tt> <tt class="py-line"> <tt class="py-name">sampleRate</tt><tt class="py-op">=</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">sampleRate</tt><tt class="py-op">,</tt> <tt class="py-name">numChannels</tt><tt class="py-op">=</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">numChannels</tt><tt class="py-op">)</tt> </tt> 104<a name="L43"></a><tt class="py-lineno"> 43</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">new_ad</tt> </tt> 105</div><a name="L44"></a><tt class="py-lineno"> 44</tt> <tt class="py-line"> </tt> 106<a name="Modify.shiftRate"></a><div id="Modify.shiftRate-def"><a name="L45"></a><tt class="py-lineno"> 45</tt> <a class="py-toggle" href="#" id="Modify.shiftRate-toggle" onclick="return toggle('Modify.shiftRate');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.modify.Modify-class.html#shiftRate">shiftRate</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">audio_data</tt><tt class="py-op">,</tt> <tt class="py-param">ratio</tt><tt class="py-op">=</tt><tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 107</div><div id="Modify.shiftRate-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Modify.shiftRate-expanded"><a name="L46"></a><tt class="py-lineno"> 46</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">audio_data</tt><tt class="py-op">,</tt> <tt id="link-13" class="py-name"><a title="echonest.audio.AudioData" class="py-name" href="#" onclick="return doclink('link-13', 'AudioData', 'link-12');">AudioData</a></tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 108<a name="L47"></a><tt class="py-lineno"> 47</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">TypeError</tt><tt class="py-op">(</tt><tt class="py-string">'First argument must be an AudioData object.'</tt><tt class="py-op">)</tt> </tt> 109<a name="L48"></a><tt class="py-lineno"> 48</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-op">(</tt><tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">ratio</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">ratio</tt><tt class="py-op">,</tt> <tt class="py-name">float</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 110<a name="L49"></a><tt class="py-lineno"> 49</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Ratio must be an int or float.'</tt><tt class="py-op">)</tt> </tt> 111<a name="L50"></a><tt class="py-lineno"> 50</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">ratio</tt> <tt class="py-op"><</tt> <tt class="py-number">0</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-op">(</tt><tt class="py-name">ratio</tt> <tt class="py-op">></tt> <tt class="py-number">10</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 112<a name="L51"></a><tt class="py-lineno"> 51</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Ratio must be between 0 and 10.'</tt><tt class="py-op">)</tt> </tt> 113<a name="L52"></a><tt class="py-lineno"> 52</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-14" class="py-name" targets="Method echonest.modify.Modify.doInBlocks()=echonest.modify.Modify-class.html#doInBlocks"><a title="echonest.modify.Modify.doInBlocks" class="py-name" href="#" onclick="return doclink('link-14', 'doInBlocks', 'link-14');">doInBlocks</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">setRate</tt><tt class="py-op">,</tt> <tt class="py-name">audio_data</tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">ratio</tt><tt class="py-op">)</tt> </tt> 114</div><a name="L53"></a><tt class="py-lineno"> 53</tt> <tt class="py-line"> </tt> 115<a name="Modify.shiftTempo"></a><div id="Modify.shiftTempo-def"><a name="L54"></a><tt class="py-lineno"> 54</tt> <a class="py-toggle" href="#" id="Modify.shiftTempo-toggle" onclick="return toggle('Modify.shiftTempo');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.modify.Modify-class.html#shiftTempo">shiftTempo</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">audio_data</tt><tt class="py-op">,</tt> <tt class="py-param">ratio</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 116</div><div id="Modify.shiftTempo-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Modify.shiftTempo-expanded"><a name="L55"></a><tt class="py-lineno"> 55</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">audio_data</tt><tt class="py-op">,</tt> <tt id="link-15" class="py-name"><a title="echonest.audio.AudioData" class="py-name" href="#" onclick="return doclink('link-15', 'AudioData', 'link-12');">AudioData</a></tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 117<a name="L56"></a><tt class="py-lineno"> 56</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">TypeError</tt><tt class="py-op">(</tt><tt class="py-string">'First argument must be an AudioData object.'</tt><tt class="py-op">)</tt> </tt> 118<a name="L57"></a><tt class="py-lineno"> 57</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-op">(</tt><tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">ratio</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">ratio</tt><tt class="py-op">,</tt> <tt class="py-name">float</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 119<a name="L58"></a><tt class="py-lineno"> 58</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Ratio must be an int or float.'</tt><tt class="py-op">)</tt> </tt> 120<a name="L59"></a><tt class="py-lineno"> 59</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">ratio</tt> <tt class="py-op"><</tt> <tt class="py-number">0</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-op">(</tt><tt class="py-name">ratio</tt> <tt class="py-op">></tt> <tt class="py-number">10</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 121<a name="L60"></a><tt class="py-lineno"> 60</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Ratio must be between 0 and 10.'</tt><tt class="py-op">)</tt> </tt> 122<a name="L61"></a><tt class="py-lineno"> 61</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-16" class="py-name"><a title="echonest.modify.Modify.doInBlocks" class="py-name" href="#" onclick="return doclink('link-16', 'doInBlocks', 'link-14');">doInBlocks</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">setTempo</tt><tt class="py-op">,</tt> <tt class="py-name">audio_data</tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">ratio</tt><tt class="py-op">)</tt> </tt> 123</div><a name="L62"></a><tt class="py-lineno"> 62</tt> <tt class="py-line"> </tt> 124<a name="Modify.shiftRateChange"></a><div id="Modify.shiftRateChange-def"><a name="L63"></a><tt class="py-lineno"> 63</tt> <a class="py-toggle" href="#" id="Modify.shiftRateChange-toggle" onclick="return toggle('Modify.shiftRateChange');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.modify.Modify-class.html#shiftRateChange">shiftRateChange</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">audio_data</tt><tt class="py-op">,</tt> <tt class="py-param">percent</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 125</div><div id="Modify.shiftRateChange-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Modify.shiftRateChange-expanded"><a name="L64"></a><tt class="py-lineno"> 64</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">audio_data</tt><tt class="py-op">,</tt> <tt id="link-17" class="py-name"><a title="echonest.audio.AudioData" class="py-name" href="#" onclick="return doclink('link-17', 'AudioData', 'link-12');">AudioData</a></tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 126<a name="L65"></a><tt class="py-lineno"> 65</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">TypeError</tt><tt class="py-op">(</tt><tt class="py-string">'First argument must be an AudioData object.'</tt><tt class="py-op">)</tt> </tt> 127<a name="L66"></a><tt class="py-lineno"> 66</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-op">(</tt><tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">percent</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">percent</tt><tt class="py-op">,</tt> <tt class="py-name">float</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 128<a name="L67"></a><tt class="py-lineno"> 67</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Percent must be an int or float.'</tt><tt class="py-op">)</tt> </tt> 129<a name="L68"></a><tt class="py-lineno"> 68</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">percent</tt> <tt class="py-op"><</tt> <tt class="py-op">-</tt><tt class="py-number">50</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-op">(</tt><tt class="py-name">percent</tt> <tt class="py-op">></tt> <tt class="py-number">100</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 130<a name="L69"></a><tt class="py-lineno"> 69</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Percent must be between -50 and 100.'</tt><tt class="py-op">)</tt> </tt> 131<a name="L70"></a><tt class="py-lineno"> 70</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-18" class="py-name"><a title="echonest.modify.Modify.doInBlocks" class="py-name" href="#" onclick="return doclink('link-18', 'doInBlocks', 'link-14');">doInBlocks</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">setRateChange</tt><tt class="py-op">,</tt> <tt class="py-name">audio_data</tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">percent</tt><tt class="py-op">)</tt> </tt> 132</div><a name="L71"></a><tt class="py-lineno"> 71</tt> <tt class="py-line"> </tt> 133<a name="Modify.shiftTempoChange"></a><div id="Modify.shiftTempoChange-def"><a name="L72"></a><tt class="py-lineno"> 72</tt> <a class="py-toggle" href="#" id="Modify.shiftTempoChange-toggle" onclick="return toggle('Modify.shiftTempoChange');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.modify.Modify-class.html#shiftTempoChange">shiftTempoChange</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">audio_data</tt><tt class="py-op">,</tt> <tt class="py-param">percent</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 134</div><div id="Modify.shiftTempoChange-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Modify.shiftTempoChange-expanded"><a name="L73"></a><tt class="py-lineno"> 73</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">audio_data</tt><tt class="py-op">,</tt> <tt id="link-19" class="py-name"><a title="echonest.audio.AudioData" class="py-name" href="#" onclick="return doclink('link-19', 'AudioData', 'link-12');">AudioData</a></tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 135<a name="L74"></a><tt class="py-lineno"> 74</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">TypeError</tt><tt class="py-op">(</tt><tt class="py-string">'First argument must be an AudioData object.'</tt><tt class="py-op">)</tt> </tt> 136<a name="L75"></a><tt class="py-lineno"> 75</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-op">(</tt><tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">percent</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">percent</tt><tt class="py-op">,</tt> <tt class="py-name">float</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 137<a name="L76"></a><tt class="py-lineno"> 76</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Percent must be an int or float.'</tt><tt class="py-op">)</tt> </tt> 138<a name="L77"></a><tt class="py-lineno"> 77</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">percent</tt> <tt class="py-op"><</tt> <tt class="py-op">-</tt><tt class="py-number">50</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-op">(</tt><tt class="py-name">percent</tt> <tt class="py-op">></tt> <tt class="py-number">100</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 139<a name="L78"></a><tt class="py-lineno"> 78</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Percent must be between -50 and 100.'</tt><tt class="py-op">)</tt> </tt> 140<a name="L79"></a><tt class="py-lineno"> 79</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-20" class="py-name"><a title="echonest.modify.Modify.doInBlocks" class="py-name" href="#" onclick="return doclink('link-20', 'doInBlocks', 'link-14');">doInBlocks</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">setTempoChange</tt><tt class="py-op">,</tt> <tt class="py-name">audio_data</tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">percent</tt><tt class="py-op">)</tt> </tt> 141</div><a name="L80"></a><tt class="py-lineno"> 80</tt> <tt class="py-line"> </tt> 142<a name="Modify.shiftPitchSemiTones"></a><div id="Modify.shiftPitchSemiTones-def"><a name="L81"></a><tt class="py-lineno"> 81</tt> <a class="py-toggle" href="#" id="Modify.shiftPitchSemiTones-toggle" onclick="return toggle('Modify.shiftPitchSemiTones');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.modify.Modify-class.html#shiftPitchSemiTones">shiftPitchSemiTones</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">audio_data</tt><tt class="py-op">,</tt> <tt class="py-param">semitones</tt><tt class="py-op">=</tt><tt class="py-number">0</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 143</div><div id="Modify.shiftPitchSemiTones-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Modify.shiftPitchSemiTones-expanded"><a name="L82"></a><tt class="py-lineno"> 82</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">audio_data</tt><tt class="py-op">,</tt> <tt id="link-21" class="py-name"><a title="echonest.audio.AudioData" class="py-name" href="#" onclick="return doclink('link-21', 'AudioData', 'link-12');">AudioData</a></tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 144<a name="L83"></a><tt class="py-lineno"> 83</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">TypeError</tt><tt class="py-op">(</tt><tt class="py-string">'First argument must be an AudioData object.'</tt><tt class="py-op">)</tt> </tt> 145<a name="L84"></a><tt class="py-lineno"> 84</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">semitones</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 146<a name="L85"></a><tt class="py-lineno"> 85</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">TypeError</tt><tt class="py-op">(</tt><tt class="py-string">'Second argument must be an integer.'</tt><tt class="py-op">)</tt> </tt> 147<a name="L86"></a><tt class="py-lineno"> 86</tt> <tt class="py-line"> <tt class="py-comment"># I think this is right, but maybe it has to be between -12 and 12?</tt> </tt> 148<a name="L87"></a><tt class="py-lineno"> 87</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">abs</tt><tt class="py-op">(</tt><tt class="py-name">semitones</tt><tt class="py-op">)</tt> <tt class="py-op">></tt> <tt class="py-number">60</tt><tt class="py-op">:</tt> </tt> 149<a name="L88"></a><tt class="py-lineno"> 88</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Semitones argument must be an int between -60 and 60.'</tt><tt class="py-op">)</tt> </tt> 150<a name="L89"></a><tt class="py-lineno"> 89</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-22" class="py-name"><a title="echonest.modify.Modify.doInBlocks" class="py-name" href="#" onclick="return doclink('link-22', 'doInBlocks', 'link-14');">doInBlocks</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">setPitchSemiTones</tt><tt class="py-op">,</tt> <tt class="py-name">audio_data</tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">semitones</tt><tt class="py-op">)</tt> </tt> 151</div><a name="L90"></a><tt class="py-lineno"> 90</tt> <tt class="py-line"> </tt> 152<a name="Modify.shiftPitchOctaves"></a><div id="Modify.shiftPitchOctaves-def"><a name="L91"></a><tt class="py-lineno"> 91</tt> <a class="py-toggle" href="#" id="Modify.shiftPitchOctaves-toggle" onclick="return toggle('Modify.shiftPitchOctaves');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.modify.Modify-class.html#shiftPitchOctaves">shiftPitchOctaves</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">audio_data</tt><tt class="py-op">,</tt> <tt class="py-param">octaves</tt><tt class="py-op">=</tt><tt class="py-number">0</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 153</div><div id="Modify.shiftPitchOctaves-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Modify.shiftPitchOctaves-expanded"><a name="L92"></a><tt class="py-lineno"> 92</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">audio_data</tt><tt class="py-op">,</tt> <tt id="link-23" class="py-name"><a title="echonest.audio.AudioData" class="py-name" href="#" onclick="return doclink('link-23', 'AudioData', 'link-12');">AudioData</a></tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 154<a name="L93"></a><tt class="py-lineno"> 93</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">TypeError</tt><tt class="py-op">(</tt><tt class="py-string">'First argument must be an AudioData object.'</tt><tt class="py-op">)</tt> </tt> 155<a name="L94"></a><tt class="py-lineno"> 94</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-op">(</tt><tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">octaves</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">octaves</tt><tt class="py-op">,</tt> <tt class="py-name">float</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 156<a name="L95"></a><tt class="py-lineno"> 95</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Octaves must be an int or float.'</tt><tt class="py-op">)</tt> </tt> 157<a name="L96"></a><tt class="py-lineno"> 96</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">abs</tt><tt class="py-op">(</tt><tt class="py-name">octaves</tt><tt class="py-op">)</tt> <tt class="py-op">></tt> <tt class="py-number">5</tt><tt class="py-op">:</tt> </tt> 158<a name="L97"></a><tt class="py-lineno"> 97</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Octaves argument must be between -5 and 5.'</tt><tt class="py-op">)</tt> </tt> 159<a name="L98"></a><tt class="py-lineno"> 98</tt> <tt class="py-line"> <tt class="py-comment"># what are the limits? Nothing in soundtouch documentation...</tt> </tt> 160<a name="L99"></a><tt class="py-lineno"> 99</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-24" class="py-name"><a title="echonest.modify.Modify.doInBlocks" class="py-name" href="#" onclick="return doclink('link-24', 'doInBlocks', 'link-14');">doInBlocks</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">setPitchOctaves</tt><tt class="py-op">,</tt> <tt class="py-name">audio_data</tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">octaves</tt><tt class="py-op">)</tt> </tt> 161</div><a name="L100"></a><tt class="py-lineno">100</tt> <tt class="py-line"> </tt> 162<a name="Modify.shiftPitch"></a><div id="Modify.shiftPitch-def"><a name="L101"></a><tt class="py-lineno">101</tt> <a class="py-toggle" href="#" id="Modify.shiftPitch-toggle" onclick="return toggle('Modify.shiftPitch');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="echonest.modify.Modify-class.html#shiftPitch">shiftPitch</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">audio_data</tt><tt class="py-op">,</tt> <tt class="py-param">ratio</tt><tt class="py-op">=</tt><tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 163</div><div id="Modify.shiftPitch-collapsed" style="display:none;" pad="+++" indent="++++++++"></div><div id="Modify.shiftPitch-expanded"><a name="L102"></a><tt class="py-lineno">102</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">audio_data</tt><tt class="py-op">,</tt> <tt id="link-25" class="py-name"><a title="echonest.audio.AudioData" class="py-name" href="#" onclick="return doclink('link-25', 'AudioData', 'link-12');">AudioData</a></tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 164<a name="L103"></a><tt class="py-lineno">103</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">TypeError</tt><tt class="py-op">(</tt><tt class="py-string">'First argument must be an AudioData object.'</tt><tt class="py-op">)</tt> </tt> 165<a name="L104"></a><tt class="py-lineno">104</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-op">(</tt><tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">ratio</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">ratio</tt><tt class="py-op">,</tt> <tt class="py-name">float</tt><tt class="py-op">)</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 166<a name="L105"></a><tt class="py-lineno">105</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Ratio must be an int or float.'</tt><tt class="py-op">)</tt> </tt> 167<a name="L106"></a><tt class="py-lineno">106</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">ratio</tt> <tt class="py-op"><</tt> <tt class="py-number">0</tt><tt class="py-op">)</tt> <tt class="py-keyword">or</tt> <tt class="py-op">(</tt><tt class="py-name">ratio</tt> <tt class="py-op">></tt> <tt class="py-number">10</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt> 168<a name="L107"></a><tt class="py-lineno">107</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">'Ratio must be between 0 and 10.'</tt><tt class="py-op">)</tt> </tt> 169<a name="L108"></a><tt class="py-lineno">108</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-26" class="py-name"><a title="echonest.modify.Modify.doInBlocks" class="py-name" href="#" onclick="return doclink('link-26', 'doInBlocks', 'link-14');">doInBlocks</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">setPitch</tt><tt class="py-op">,</tt> <tt class="py-name">audio_data</tt><tt class="py-op">.</tt><tt class="py-name">data</tt><tt class="py-op">,</tt> <tt class="py-name">ratio</tt><tt class="py-op">)</tt> </tt> 170</div></div><a name="L109"></a><tt class="py-lineno">109</tt> <tt class="py-line"> </tt><script type="text/javascript"> 171<!-- 172expandto(location.href); 173// --> 174</script> 175</pre> 176<br /> 177<!-- ==================== NAVIGATION BAR ==================== --> 178<table class="navbar" border="0" width="100%" cellpadding="0" 179 bgcolor="#a0c0ff" cellspacing="0"> 180 <tr valign="middle"> 181 182 <!-- Tree link --> 183 <th> <a 184 href="module-tree.html">Trees</a> </th> 185 186 <!-- Index link --> 187 <th> <a 188 href="identifier-index.html">Indices</a> </th> 189 190 <!-- Help link --> 191 <th> <a 192 href="help.html">Help</a> </th> 193 194 <!-- Project homepage --> 195 <th class="navbar" align="right" width="100%"> 196 <table border="0" cellpadding="0" cellspacing="0"> 197 <tr><th class="navbar" align="center" 198 ><a class="navbar" target="_top" href="http://code.google.com/p/echo-nest-remix/">Project Homepage</a></th> 199 </tr></table></th> 200 </tr> 201</table> 202<table border="0" cellpadding="0" cellspacing="0" width="100%%"> 203 <tr> 204 <td align="left" class="footer"> 205 Generated by Epydoc 3.0.1 on Wed Sep 1 16:09:00 2010 206 </td> 207 <td align="right" class="footer"> 208 <a target="mainFrame" href="http://epydoc.sourceforge.net" 209 >http://epydoc.sourceforge.net</a> 210 </td> 211 </tr> 212</table> 213 214<script type="text/javascript"> 215 <!-- 216 // Private objects are initially displayed (because if 217 // javascript is turned off then we want them to be 218 // visible); 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