[Distutils] Oops; here's my "checkpycs" script

[Fred L. Drake]

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  Sorry, I forgot to attach the promised script.  (That seems to be
my standard ritual for attachments!)
  Anyway, the "checkpycs" script is attached, really.


  -Fred

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Fred L. Drake, Jr.	     <fdrake@acm.org>
Corporation for National Research Initiatives



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Content-Type: text/plain
Content-Description: check .pyc & .pyo sizes in comparison table
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	filename="checkpycs"
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#! /usr/bin/env python
#  -*- Python -*-

import errno
import os
import stat
import string
import sys

VERBOSE = 0
COLUMN_WIDTHS = (40, 10, 10, 10)
s = ''
for cw in COLUMN_WIDTHS:
    if s:
        s = "%s %%%ds" % (s, cw)
    else:
        s = "%%%ds" % cw
FORMAT = s
del s, cw


def process_dirs(dirlist, verbose=VERBOSE):
    fp = os.popen("find %s -name \*.py -print" % string.join(dirlist))
    writeline("", " .py Size", ".pyc Size", ".pyo Size")
    writeline("", "---------", "---------", "---------")
    while 1:
        line = fp.readline()
        if not line:
            break
        filename = line[:-1]
        pysize = os.stat(filename)[stat.ST_SIZE] or "0"
        pycsize = pyosize = None
        if os.path.isfile(filename + "c"):
            pycsize = os.stat(filename + "c")[stat.ST_SIZE]
        if os.path.isfile(filename + "o"):
            pyosize = os.stat(filename + "o")[stat.ST_SIZE]
        if pycsize or pyosize or VERBOSE:
            writeline(filename, pysize, pycsize, pyosize)


def writeline(c1, c2, c3, c4):
    c1 = c1 or ""
    c2 = c2 or ""
    c3 = c3 or ""
    c4 = c4 or ""
    if len(c1) > COLUMN_WIDTHS[0]:
        c1 = "..." + c1[-(COLUMN_WIDTHS[0] - 3):]
    print FORMAT % (c1, c2, c3, c4)


def main():
    try:
        process_dirs(sys.argv[1:] or ["."])
    except IOError, e:
        if e.errno != errno.EPIPE:
            raise


if __name__ == "__main__":
    main()

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