(path)
| 35 | |
| 36 | |
| 37 | def obtain_file_lock(path): |
| 38 | global lock_handle |
| 39 | |
| 40 | try: |
| 41 | lock_handle = open(path, 'w') |
| 42 | fcntl.flock(lock_handle, fcntl.LOCK_EX | fcntl.LOCK_NB) |
| 43 | return True |
| 44 | except IOError: |
| 45 | pass |
| 46 | |
| 47 | return False |
| 48 | |
| 49 | |
| 50 | def execute(cmd): |