clean pyc files

cleanpyc.py

"""
delete all .pyc bytecode files in a directory tree: use the
command line arg as root if given, else current working dir
"""

import os, sys
rootdir  = os.getcwd() if len(sys.argv) < 2 else sys.argv[1]
findonly = False       if len(sys.argv) < 3 else int(sys.argv[2])

found = removed = 0
for (thisDirLevel, subsHere, filesHere) in os.walk(rootdir):
    for filename in filesHere:
        if filename.endswith('.pyc'):
            fullname = os.path.join(thisDirLevel, filename)
            print('=>', fullname)
            if not findonly: 
                try: 
                    os.remove(fullname)
                    removed += 1
                except:
                    type, inst = sys.exc_info()[:2]
                    print('*'*4, 'Failed:', filename, type, inst)
            found += 1

print('Found', found, 'files, removed', removed)