ref: 3a41ce3bf314caad67c2c52a06142f7ac60611c7
dir: /sys/src/cmd/python/Tools/versioncheck/checkversions.py/
"""Checkversions - recursively search a directory (default: sys.prefix)
for _checkversion.py files, and run each of them. This will tell you of
new versions available for any packages you have installed."""
import os
import getopt
import sys
import pyversioncheck
CHECKNAME="_checkversion.py"
VERBOSE=1
USAGE="""Usage: checkversions [-v verboselevel] [dir ...]
Recursively examine a tree (default: sys.prefix) and for each package
with a _checkversion.py file compare the installed version against the current
version.
Values for verboselevel:
0 - Minimal output, one line per package
1 - Also print descriptions for outdated packages (default)
2 - Print information on each URL checked
3 - Check every URL for packages with multiple locations"""
def check1dir(dummy, dir, files):
if CHECKNAME in files:
fullname = os.path.join(dir, CHECKNAME)
try:
execfile(fullname)
except:
print '** Exception in', fullname
def walk1tree(tree):
os.path.walk(tree, check1dir, None)
def main():
global VERBOSE
try:
options, arguments = getopt.getopt(sys.argv[1:], 'v:')
except getopt.error:
print USAGE
sys.exit(1)
for o, a in options:
if o == '-v':
VERBOSE = int(a)
if not arguments:
arguments = [sys.prefix]
for dir in arguments:
walk1tree(dir)
if __name__ == '__main__':
main()