1. 程式人生 > >1.3 python數據類型之int類

1.3 python數據類型之int類

run 按位取反 floor lin **kwargs native tin sent int

類名:int

  1     def bit_length(self):  # real signature unknown; restored from __doc__
  2         """ 返回用二進制表示該數字需要的最少位數 """
  3         """
  4         int.bit_length() -> int
  5 
  6         Number of bits necessary to represent self in binary.
  7         >>> bin(37)
  8         ‘0b100101‘
9 >>> (37).bit_length() 10 6 11 """ 12 return 0 13 14 def conjugate(self, *args, **kwargs): # real signature unknown 15 """ 返回該數字的共軛復數 """ 16 """ Returns self, the complex conjugate of any int. """ 17 pass 18 19
@classmethod # known case 20 def from_bytes(cls, bytes, byteorder, *args,**kwargs): # real signature unknown; NOTE: unreliably restored from __doc__ 21 """ 將字節轉換成相應的數字,其中byte是字節;byteorder是字節順序,big是高字節在後低字節在前 22 little是低字節在後,高字節在前;signed表示的是有符號和無符號 23 """
24 """ 25 int.from_bytes(bytes, byteorder, *, signed=False) -> int 26 27 Return the integer represented by the given array of bytes. 28 29 The bytes argument must be a bytes-like object (e.g. bytes or bytearray). 30 31 The byteorder argument determines the byte order used to represent the 32 integer. If byteorder is ‘big‘, the most significant byte is at the 33 beginning of the byte array. If byteorder is ‘little‘, the most 34 significant byte is at the end of the byte array. To request the native 35 byte order of the host system, use `sys.byteorder‘ as the byte order value. 36 37 The signed keyword-only argument indicates whether two‘s complement is 38 used to represent the integer. 39 """ 40 pass 41 42 def to_bytes(self, length, byteorder, *args,**kwargs): # real signature unknown; NOTE: unreliably restored from __doc__ 43 """ 把數字轉換成字節類型的格式,from_bytes的過程 """ 44 """ 45 int.to_bytes(length, byteorder, *, signed=False) -> bytes 46 47 Return an array of bytes representing an integer. 48 49 The integer is represented using length bytes. An OverflowError is 50 raised if the integer is not representable with the given number of 51 bytes. 52 53 The byteorder argument determines the byte order used to represent the 54 integer. If byteorder is ‘big‘, the most significant byte is at the 55 beginning of the byte array. If byteorder is ‘little‘, the most 56 significant byte is at the end of the byte array. To request the native 57 byte order of the host system, use `sys.byteorder‘ as the byte order value. 58 59 The signed keyword-only argument determines whether two‘s complement is 60 used to represent the integer. If signed is False and a negative integer 61 is given, an OverflowError is raised. 62 """ 63 pass 64 65 def __abs__(self, *args, **kwargs): # real signature unknown 66 """ 取絕對值 """ 67 """ abs(self) """ 68 pass 69 70 def __add__(self, *args, **kwargs): # real signature unknown 71 """ 求和運算 """ 72 """ Return self+value. """ 73 pass 74 75 def __and__(self, *args, **kwargs): # real signature unknown 76 """ 按位與運算 """ 77 """ Return self&value. """ 78 pass 79 80 def __bool__(self, *args, **kwargs): # real signature unknown 81 """ 返回布爾值,非0數的布爾值是True,0的布爾值是False """ 82 """ """ 83 """ self != 0 """ 84 pass 85 86 def __ceil__(self, *args, **kwargs): # real signature unknown 87 """ 返回這個整數本身 """ 88 """ Ceiling of an Integral returns itself. """ 89 pass 90 91 def __divmod__(self, *args, **kwargs): # real signature unknown 92 """ (num1).__divmod__(num2) 將num1除以num2,返回的是一個格式為(商,余數)的元組 """ 93 """ Return divmod(self, value). """ 94 pass 95 96 def __eq__(self, *args, **kwargs): # real signature unknown 97 """ (num1).__eq__(num2) 比較num1和num2的值,相等返回True,不等返回False """ 98 """ Return self==value. """ 99 pass 100 101 def __float__(self, *args, **kwargs): # real signature unknown 102 """ 將數字從整數類型轉換成浮點類型 """ 103 """ float(self) """ 104 pass 105 106 def __floordiv__(self, *args, **kwargs): # real signature unknown 107 """ 地板除,相當於 // 運算 """ 108 """ Return self//value. """ 109 pass 110 111 def __floor__(self, *args, **kwargs): # real signature unknown 112 """ 返回這個數本身 """ 113 """ Flooring an Integral returns itself. """ 114 pass 115 116 def __format__(self, *args, **kwargs): # real signature unknown 117 pass 118 119 def __getattribute__(self, *args, **kwargs): # real signature unknown 120 """ x.__getattribute__(‘name‘) == x.name """ 121 """ Return getattr(self, name). """ 122 pass 123 124 def __getnewargs__(self, *args, **kwargs): # real signature unknown 125 """ 內部調用 __new__方法或創建對象時傳入參數使用 """ 126 pass 127 128 def __ge__(self, *args, **kwargs): # real signature unknown 129 """ (num1).__ge__(num2) 如果num1大於或等於num2,則返回True,否則返回False """ 130 """ Return self>=value. """ 131 pass 132 133 def __gt__(self, *args, **kwargs): # real signature unknown 134 """ (num1).__ge__(num2) 如果num1大於num2,則返回True,否則返回False """ 135 """ Return self>value. """ 136 pass 137 138 def __hash__(self, *args, **kwargs): # real signature unknown 139 """ 如果對象object為哈希表類型,返回對象object的哈希值。哈希值為整數。 140 在字典查找中,哈希值用於快速比較字典的鍵。兩個數值如果相等,則哈希值也相等 """ 141 """ Return hash(self). """ 142 pass 143 144 def __index__(self, *args, **kwargs): # real signature unknown 145 """ 用於切片,數字無意義 146 x[y:z] <==> x[y.__index__():z.__index__()] 147 """ 148 """ Return self converted to an integer, if self is suitable for use as an index into a list. """ 149 pass 150 151 def __init__(self, x, base=10): # known special case of int.__init__ 152 """ 構造方法,創建int對象時自動調用 """ 153 """ 154 int(x=0) -> integer 155 int(x, base=10) -> integer 156 157 Convert a number or string to an integer, or return 0 if no arguments 158 are given. If x is a number, return x.__int__(). For floating point 159 numbers, this truncates towards zero. 160 161 If x is not a number or if base is given, then x must be a string, 162 bytes, or bytearray instance representing an integer literal in the 163 given base. The literal can be preceded by ‘+‘ or ‘-‘ and be surrounded 164 by whitespace. The base defaults to 10. Valid bases are 0 and 2-36. 165 Base 0 means to interpret the base from the string as an integer literal. 166 >>> int(‘0b100‘, base=0) 167 4 168 # (copied from class doc) 169 """ 170 pass 171 172 def __int__(self, *args, **kwargs): # real signature unknown 173 """ 轉換成整數類型 """ 174 """ int(self) """ 175 pass 176 177 def __invert__(self, *args, **kwargs): # real signature unknown 178 """ 按位取反, (x).__invert__()類似於-x-1 """ 179 """ ~self """ 180 pass 181 182 def __le__(self, *args, **kwargs): # real signature unknown 183 """ (num1).__ge__(num2) 如果num1小於或等於num2,則返回True,否則返回False """ 184 """ Return self<=value. """ 185 pass 186 187 def __lshift__(self, *args, **kwargs): # real signature unknown 188 """ """ 189 """ Return self<<value. """ 190 pass 191 192 def __lt__(self, *args, **kwargs): # real signature unknown 193 """ (num1).__ge__(num2) 如果num1小於num2,則返回True,否則返回False """ 194 """ Return self<value. """ 195 pass 196 197 def __mod__(self, *args, **kwargs): # real signature unknown 198 """ 取模運算 """ 199 """ Return self%value. """ 200 pass 201 202 def __mul__(self, *args, **kwargs): # real signature unknown 203 """ 乘法運算 """ 204 """ Return self*value. """ 205 pass 206 207 def __neg__(self, *args, **kwargs): # real signature unknown 208 """ (x).__neg() <==> -(x) """ 209 """ -self """ 210 pass 211 212 @staticmethod # known case of __new__ 213 def __new__(*args, **kwargs): # real signature unknown 214 """ Create and return a new object. See help(type) for accurate signature. """ 215 pass 216 217 def __ne__(self, *args, **kwargs): # real signature unknown 218 """ x.__ne__(y) 如果x與y的值不相等,返回True,相等則返回False """ 219 """ Return self!=value. """ 220 """ """ 221 pass 222 223 def __or__(self, *args, **kwargs): # real signature unknown 224 """ 按位或運算 """ 225 """ Return self|value. """ 226 pass 227 228 def __pos__(self, *args, **kwargs): # real signature unknown 229 """ (x).__pos__() <==> +(x) """ 230 """ +self """ 231 pass 232 233 def __pow__(self, *args, **kwargs): # real signature unknown 234 """ (x).__pow__(y) <==> x**y """ 235 """ Return pow(self, value, mod). """ 236 pass 237 238 def __radd__(self, *args, **kwargs): # real signature unknown 239 """ 後面的數加上前面的數 """ 240 """ Return value+self. """ 241 pass 242 243 def __rand__(self, *args, **kwargs): # real signature unknown 244 """ 後面的數對前面的數進行按位與運算 """ 245 """ Return value&self. """ 246 pass 247 248 def __rdivmod__(self, *args, **kwargs): # real signature unknown 249 """ (num1).__divmod__(num2) 將num2除以num1,返回的是一個格式為(商,余數)的元組 """ 250 """ Return divmod(value, self). """ 251 pass 252 253 def __repr__(self, *args, **kwargs): # real signature unknown 254 """ 轉化為解釋器可讀取的形式 """ 255 """ Return repr(self). """ 256 pass 257 258 def __rfloordiv__(self, *args, **kwargs): # real signature unknown 259 """ 後面的數對前面的數進行取整除運算 """ 260 """ Return value//self. """ 261 pass 262 263 def __rlshift__(self, *args, **kwargs): # real signature unknown 264 """ 左移 (x).__lshift__(y) 相當與y*2^x """ 265 """ Return value<<self. """ 266 pass 267 268 def __rmod__(self, *args, **kwargs): # real signature unknown 269 """ 後面的數與前面的數進行取模運算 """ 270 """ Return value%self. """ 271 pass 272 273 def __rmul__(self, *args, **kwargs): # real signature unknown 274 """ 後面的數乘以前面的數 """ 275 """ Return value*self. """ 276 pass 277 278 def __ror__(self, *args, **kwargs): # real signature unknown 279 """ 後面的數和前面的數進行按位或運算 """ 280 """ Return value|self. """ 281 pass 282 283 def __round__(self, *args, **kwargs): # real signature unknown 284 """ 返回小數點四舍五入到N個數字,整型無意義 """ 285 """ 286 Rounding an Integral returns itself. 287 Rounding with an ndigits argument also returns an integer. 288 """ 289 pass 290 291 def __rpow__(self, *args, **kwargs): # real signature unknown 292 """ (x).__rpow__(y) <==> y**x """ 293 """ Return pow(value, self, mod). """ 294 pass 295 296 def __rrshift__(self, *args, **kwargs): # real signature unknown 297 """ 右移 (x).__rrshift__(y) 相當於y//(2^x) """ 298 """ Return value>>self. """ 299 pass 300 301 def __rshift__(self, *args, **kwargs): # real signature unknown 302 """ 右移 (x).__rshift__(y) 相當於x//(2^y) """ 303 """ Return self>>value. """ 304 pass 305 306 def __rsub__(self, *args, **kwargs): # real signature unknown 307 """ 後面的數減去前面的數 """ 308 """ Return value-self. """ 309 pass 310 311 def __rtruediv__(self, *args, **kwargs): # real signature unknown 312 """ 將後面的數除以前面的數 """ 313 """ Return value/self. """ 314 pass 315 316 def __rxor__(self, *args, **kwargs): # real signature unknown 317 """ 將後面的數與前面的數按位異或 """ 318 """ Return value^self. """ 319 pass 320 321 def __sizeof__(self, *args, **kwargs): # real signature unknown 322 """ 返回占用的字節數 """ 323 """ Returns size in memory, in bytes """ 324 pass 325 326 def __str__(self, *args, **kwargs): # real signature unknown 327 """ 轉換成可讀取的形式 """ 328 """ Return str(self). """ 329 pass 330 331 def __sub__(self, *args, **kwargs): # real signature unknown 332 """ 將前面的數減去後面的數 """ 333 """ Return self-value. """ 334 pass 335 336 def __truediv__(self, *args, **kwargs): # real signature unknown 337 """ 將前面的數除以後面的數 """ 338 """ Return self/value. """ 339 pass 340 341 def __trunc__(self, *args, **kwargs): # real signature unknown 342 """ 返回數值被截取為整型的值,在整型中無意義 """ 343 """ Truncating an Integral returns itself. """ 344 pass 345 346 def __xor__(self, *args, **kwargs): # real signature unknown 347 """ 將前面的數與後面的數按位異或 """ 348 """ Return self^value. """ 349 pass

1.3 python數據類型之int類