Update crawler.py

[ritz301]

No description provided.

[pep8speaks]

Hello @ritz301! Thanks for submitting the PR.

• In the file crawler.py, following are the PEP8 issues :

Line 5:1: E302 expected 2 blank lines, found 1
Line 5:19: E203 whitespace before ':'
Line 5:26: E203 whitespace before ';'
Line 5:27: E703 statement ends with a semicolon
Line 6:1: E305 expected 2 blank lines after class or function definition, found 0
Line 8:1: E302 expected 2 blank lines, found 1
Line 9:1: W191 indentation contains tabs
Line 9:80: E501 line too long (96 > 79 characters)
Line 10:1: W191 indentation contains tabs
Line 11:1: W191 indentation contains tabs
Line 11:19: E231 missing whitespace after ','
Line 12:1: W191 indentation contains tabs
Line 13:1: W191 indentation contains tabs
Line 14:1: W191 indentation contains tabs
Line 15:1: W191 indentation contains tabs
Line 15:37: E203 whitespace before ','
Line 16:1: W191 indentation contains tabs
Line 16:39: E225 missing whitespace around operator
Line 16:55: E225 missing whitespace around operator
Line 17:1: W191 indentation contains tabs
Line 18:1: W191 indentation contains tabs
Line 19:1: W191 indentation contains tabs
Line 19:1: W293 blank line contains whitespace
Line 20:1: E305 expected 2 blank lines after class or function definition, found 1
Line 20:12: E225 missing whitespace around operator
Line 21:1: W191 indentation contains tabs