FutureWarning: The default value of regex will change from True to False

[altmannmarcelo]

$ python3 imdb_converter.py

. . . 

Reading title.principals.tsv ... 

	Making 'Principals' table
	Making 'Had_role' table
/work/MySQL_IMDb_Project/imdb_converter.py:346: FutureWarning: The default value of regex will change from True to False in a future version. In addition, single character regular expressions will *not* be treated as literal strings when regex=True.
  Had_role['role_'] = Had_role['role_'].str.replace('\\','|')