removed unused imports and pep8 fixes

[nawarkhede]

removed unused imports and pep8 fixes

[ghost]

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[Emad-AiDev]

Hello,

I would like to use the code but it is not working.
The examples are for Python2 and I use Python3.
Would you please update the code, examples and some examples how to use it, i.e. how to search for hastag in Instagram.

Thank you,

[glerinsonum]

Can use those files python, in windows.