| <html> | |
| <body> | |
| <span style="font-family: verdana,serif;"> | |
| Checks for cases when you rewrite loop variable with inner loop | |
| </span> | |
| <pre style="font-family: monospace"> | |
| for i in xrange(5): | |
| for i in xrange(20, 25): | |
| print("Inner", i) | |
| print("Outer", i) | |
| </pre> | |
| <span style="font-family: verdana,serif;"> | |
| It also warns you if variable declared in <code>with</code> statement is redeclared inside of statement body: | |
| </span> | |
| <pre style="font-family: monospace"> | |
| with open("file") as f: | |
| f.read() | |
| with open("file") as f: | |
| </pre> | |
| </body> | |
| </html> |