http://stackoverflow.com/questions/1504717/python-vs-is-comparing-strings-is-fails-sometimes-why
| >>> a = 'pub' | |
| >>> b = ''.join(['p', 'u', 'b']) | |
| >>> a == b | |
| True | |
| >>> a is b | |
| False |
http://stackoverflow.com/questions/1504717/python-vs-is-comparing-strings-is-fails-sometimes-why
| >>> a = 'pub' | |
| >>> b = ''.join(['p', 'u', 'b']) | |
| >>> a == b | |
| True | |
| >>> a is b | |
| False |
