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my code run wrong class a(object): def __iter(self): return 33 b={'a':'aaa&… Read more I Don't Know __iter__ In Python,who Can Give Me A Good Code Example

next_permutation is a C++ function which gives the lexicographically next permutation of a string. … Read more Python Implementation For Next_permutation In Stl

I need to do logical iteration over numpy array, which's values depend on elements of other arr… Read more Iterating Without For Loop In Numpy Array

I was trying to use itertools.groupby to help me group a list of integers by positive or negative p… Read more Itertools Groupby Object Not Outputting Correctly

I have the zip object: L_RANGES = zip(range(10, 20), range(11, 21)) First call of L_RANGES is ok: … Read more Re-using Zip Iterator In Python 3

Despite there being a number of similar questions related to iterating over a 3D array and after tr… Read more Iterating Over 3d Numpy Using One Dimension As Iterator Remaining Dimensions In The Loop