8/17/2023 0 Comments Create random dataset in python![]() There are a couple of fast-path cases (for example, when the That's quite a bit of case checking and setting up parameters before we get to istep = _int ( step ) if istep != step : raise ValueError ( "non-integer step for randrange()" ) if istep > 0 : n = ( width + istep - 1 ) // istep elif istep < 0 : n = ( width + istep + 1 ) // istep else : raise ValueError ( "zero step for randrange()" ) if n <= 0 : raise ValueError ( "empty range for randrange()" ) return istart + istep * self. _randbelow ( width ) if step = 1 : raise ValueError ( "empty range for randrange() ( %d, %d, %d )" % ( istart, istop, width )) # Non-unit step argument supplied. istop = _int ( stop ) if istop != stop : raise ValueError ( "non-integer stop for randrange()" ) width = istop - istart if step = 1 and width > 0 : return istart + self. _randbelow ( istart ) raise ValueError ( "empty range for randrange()" ) # stop argument supplied. istart = _int ( start ) if istart != start : raise ValueError ( "non-integer arg 1 for randrange()" ) if stop is None : if istart > 0 : return self. """ # This code is a bit messy to make it fast for the # common case while still doing adequate error checking. This fixes the problem with randint() which includes the endpoint in Python this is usually not what you want. Def randrange ( self, start, stop = None, step = 1, _int = int ): """Choose a random item from range(start, stop).
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