lonetwin

#!/usr/bin/python
""" tracer.py: Quick and dirty python 'strace'
"""

import os
import os.path
import sys
import linecache
from functools import wraps

lonetwin

import logging
import fcntl
from contextlib import contextmanager

@contextmanager
def locked_open(filename, mode='r'):
    """locked_open(filename, mode='r') -> <open file object>
    
       Context manager that on entry opens the path `filename`, using `mode`
       (default: `r`), and applies an advisory write lock on the file which