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1 <!doctype html> 2 3 <title>CodeMirror: Python mode</title> 4 <meta charset="utf-8"/> 5 <link rel=stylesheet href="../../doc/docs.css"> 6 7 <link rel="stylesheet" href="../../lib/codemirror.css"> 8 <script src="../../lib/codemirror.js"></script> 9 <script src="../../addon/edit/matchbrackets.js"></script> 10 <script src="python.js"></script> 11 <style type="text/css">.CodeMirror {border-top: 1px solid black; border-bottom: 1px solid black;}</style> 12 <div id=nav> 13 <a href="http://codemirror.net"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png"></a> 14 15 <ul> 16 <li><a href="../../index.html">Home</a> 17 <li><a href="../../doc/manual.html">Manual</a> 18 <li><a href="https://github.com/codemirror/codemirror">Code</a> 19 </ul> 20 <ul> 21 <li><a href="../index.html">Language modes</a> 22 <li><a class=active href="#">Python</a> 23 </ul> 24 </div> 25 26 <article> 27 <h2>Python mode</h2> 28 29 <div><textarea id="code" name="code"> 30 # Literals 31 1234 32 0.0e101 33 .123 34 0b01010011100 35 0o01234567 36 0x0987654321abcdef 37 7 38 2147483647 39 3L 40 79228162514264337593543950336L 41 0x100000000L 42 79228162514264337593543950336 43 0xdeadbeef 44 3.14j 45 10.j 46 10j 47 .001j 48 1e100j 49 3.14e-10j 50 51 52 # String Literals 53 'For\'' 54 "God\"" 55 """so loved 56 the world""" 57 '''that he gave 58 his only begotten\' ''' 59 'that whosoever believeth \ 60 in him' 61 '' 62 63 # Identifiers 64 __a__ 65 a.b 66 a.b.c 67 68 #Unicode identifiers on Python3 69 # a = x\ddot 70 a⃗ = ẍ 71 # a = v\dot 72 a⃗ = v̇ 73 74 #F\vec = m \cdot a\vec 75 F⃗ = m•a⃗ 76 77 # Operators 78 + - * / % & | ^ ~ < > 79 == != <= >= <> << >> // ** 80 and or not in is 81 82 #infix matrix multiplication operator (PEP 465) 83 A @ B 84 85 # Delimiters 86 () [] {} , : ` = ; @ . # Note that @ and . require the proper context on Python 2. 87 += -= *= /= %= &= |= ^= 88 //= >>= <<= **= 89 90 # Keywords 91 as assert break class continue def del elif else except 92 finally for from global if import lambda pass raise 93 return try while with yield 94 95 # Python 2 Keywords (otherwise Identifiers) 96 exec print 97 98 # Python 3 Keywords (otherwise Identifiers) 99 nonlocal 100 101 # Types 102 bool classmethod complex dict enumerate float frozenset int list object 103 property reversed set slice staticmethod str super tuple type 104 105 # Python 2 Types (otherwise Identifiers) 106 basestring buffer file long unicode xrange 107 108 # Python 3 Types (otherwise Identifiers) 109 bytearray bytes filter map memoryview open range zip 110 111 # Some Example code 112 import os 113 from package import ParentClass 114 115 @nonsenseDecorator 116 def doesNothing(): 117 pass 118 119 class ExampleClass(ParentClass): 120 @staticmethod 121 def example(inputStr): 122 a = list(inputStr) 123 a.reverse() 124 return ''.join(a) 125 126 def __init__(self, mixin = 'Hello'): 127 self.mixin = mixin 128 129 </textarea></div> 130 131 132 <h2>Cython mode</h2> 133 134 <div><textarea id="code-cython" name="code-cython"> 135 136 import numpy as np 137 cimport cython 138 from libc.math cimport sqrt 139 140 @cython.boundscheck(False) 141 @cython.wraparound(False) 142 def pairwise_cython(double[:, ::1] X): 143 cdef int M = X.shape[0] 144 cdef int N = X.shape[1] 145 cdef double tmp, d 146 cdef double[:, ::1] D = np.empty((M, M), dtype=np.float64) 147 for i in range(M): 148 for j in range(M): 149 d = 0.0 150 for k in range(N): 151 tmp = X[i, k] - X[j, k] 152 d += tmp * tmp 153 D[i, j] = sqrt(d) 154 return np.asarray(D) 155 156 </textarea></div> 157 158 <script> 159 var editor = CodeMirror.fromTextArea(document.getElementById("code"), { 160 mode: {name: "python", 161 version: 3, 162 singleLineStringErrors: false}, 163 lineNumbers: true, 164 indentUnit: 4, 165 matchBrackets: true 166 }); 167 168 CodeMirror.fromTextArea(document.getElementById("code-cython"), { 169 mode: {name: "text/x-cython", 170 version: 2, 171 singleLineStringErrors: false}, 172 lineNumbers: true, 173 indentUnit: 4, 174 matchBrackets: true 175 }); 176 </script> 177 <h2>Configuration Options for Python mode:</h2> 178 <ul> 179 <li>version - 2/3 - The version of Python to recognize. Default is 3.</li> 180 <li>singleLineStringErrors - true/false - If you have a single-line string that is not terminated at the end of the line, this will show subsequent lines as errors if true, otherwise it will consider the newline as the end of the string. Default is false.</li> 181 <li>hangingIndent - int - If you want to write long arguments to a function starting on a new line, how much that line should be indented. Defaults to one normal indentation unit.</li> 182 </ul> 183 <h2>Advanced Configuration Options:</h2> 184 <p>Usefull for superset of python syntax like Enthought enaml, IPython magics and questionmark help</p> 185 <ul> 186 <li>singleOperators - RegEx - Regular Expression for single operator matching, default : <pre>^[\\+\\-\\*/%&|\\^~<>!]</pre> including <pre>@</pre> on Python 3</li> 187 <li>singleDelimiters - RegEx - Regular Expression for single delimiter matching, default : <pre>^[\\(\\)\\[\\]\\{\\}@,:`=;\\.]</pre></li> 188 <li>doubleOperators - RegEx - Regular Expression for double operators matching, default : <pre>^((==)|(!=)|(<=)|(>=)|(<>)|(<<)|(>>)|(//)|(\\*\\*))</pre></li> 189 <li>doubleDelimiters - RegEx - Regular Expression for double delimiters matching, default : <pre>^((\\+=)|(\\-=)|(\\*=)|(%=)|(/=)|(&=)|(\\|=)|(\\^=))</pre></li> 190 <li>tripleDelimiters - RegEx - Regular Expression for triple delimiters matching, default : <pre>^((//=)|(>>=)|(<<=)|(\\*\\*=))</pre></li> 191 <li>identifiers - RegEx - Regular Expression for identifier, default : <pre>^[_A-Za-z][_A-Za-z0-9]*</pre> on Python 2 and <pre>^[_A-Za-z\u00A1-\uFFFF][_A-Za-z0-9\u00A1-\uFFFF]*</pre> on Python 3.</li> 192 <li>extra_keywords - list of string - List of extra words ton consider as keywords</li> 193 <li>extra_builtins - list of string - List of extra words ton consider as builtins</li> 194 </ul> 195 196 197 <p><strong>MIME types defined:</strong> <code>text/x-python</code> and <code>text/x-cython</code>.</p> 198 </article>