fixes: issue #8

[Inventrix007]

No description provided.

[pep8speaks]

Hello @Inventrix007! Thanks for opening this PR. We checked the lines you've touched for PEP 8 issues, and found:

• In the file code_samples/sample.py:

Line 11:1: E305 expected 2 blank lines after class or function definition, found 1
Line 11:18: E231 missing whitespace after ','
Line 11:21: E261 at least two spaces before inline comment
Line 13:1: E302 expected 2 blank lines, found 1
Line 13:27: E231 missing whitespace after ','
Line 16:1: W293 blank line contains whitespace
Line 20:1: W293 blank line contains whitespace
Line 21:14: E225 missing whitespace around operator
Line 21:15: W291 trailing whitespace
Line 23:1: W293 blank line contains whitespace
Line 24:1: E305 expected 2 blank lines after class or function definition, found 1
Line 24:23: E231 missing whitespace after ','
Line 24:26: E261 at least two spaces before inline comment
Line 25:1: W293 blank line contains whitespace
Line 25:1: W391 blank line at end of file