dl_cleanup: Port to Python 3

SVN-Revision: 47156
This commit is contained in:
Michael Büsch 2015-10-07 10:03:16 +00:00
parent f0b83fd20f
commit 9644e33c65

View file

@ -1,12 +1,14 @@
#!/usr/bin/env python #!/usr/bin/env python3
""" """
# OpenWrt download directory cleanup utility. # OpenWrt download directory cleanup utility.
# Delete all but the very last version of the program tarballs. # Delete all but the very last version of the program tarballs.
# #
# Copyright (C) 2010 Michael Buesch <mb@bu3sch.de> # Copyright (C) 2010-2015 Michael Buesch <m@bues.ch>
# Copyright (C) 2013 OpenWrt.org # Copyright (C) 2013-2015 OpenWrt.org
""" """
from __future__ import print_function
import sys import sys
import os import os
import re import re
@ -28,7 +30,7 @@ def parseVer_123(match, filepath):
progname = match.group(1) progname = match.group(1)
try: try:
patchlevel = match.group(5) patchlevel = match.group(5)
except (IndexError), e: except IndexError as e:
patchlevel = None patchlevel = None
if patchlevel: if patchlevel:
patchlevel = ord(patchlevel[0]) patchlevel = ord(patchlevel[0])
@ -44,7 +46,7 @@ def parseVer_12(match, filepath):
progname = match.group(1) progname = match.group(1)
try: try:
patchlevel = match.group(4) patchlevel = match.group(4)
except (IndexError), e: except IndexError as e:
patchlevel = None patchlevel = None
if patchlevel: if patchlevel:
patchlevel = ord(patchlevel[0]) patchlevel = ord(patchlevel[0])
@ -121,7 +123,7 @@ class Entry:
self.fileext = ext self.fileext = ext
break break
else: else:
print self.filename, "has an unknown file-extension" print(self.filename, "has an unknown file-extension")
raise EntryParseError("ext") raise EntryParseError("ext")
for (regex, parseVersion) in versionRegex: for (regex, parseVersion) in versionRegex:
match = regex.match(filename) match = regex.match(filename)
@ -130,28 +132,28 @@ class Entry:
match, directory + "/" + filename + self.fileext) match, directory + "/" + filename + self.fileext)
break break
else: else:
print self.filename, "has an unknown version pattern" print(self.filename, "has an unknown version pattern")
raise EntryParseError("ver") raise EntryParseError("ver")
def getPath(self):
return (self.directory + "/" + self.filename).replace("//", "/")
def deleteFile(self): def deleteFile(self):
path = (self.directory + "/" + self.filename).replace("//", "/") path = self.getPath()
print "Deleting", path print("Deleting", path)
if not opt_dryrun: if not opt_dryrun:
os.unlink(path) os.unlink(path)
def __eq__(self, y):
return self.filename == y.filename
def __ge__(self, y): def __ge__(self, y):
return self.version >= y.version return self.version >= y.version
def usage(): def usage():
print "OpenWrt download directory cleanup utility" print("OpenWrt download directory cleanup utility")
print "Usage: " + sys.argv[0] + " [OPTIONS] <path/to/dl>" print("Usage: " + sys.argv[0] + " [OPTIONS] <path/to/dl>")
print "" print("")
print " -d|--dry-run Do a dry-run. Don't delete any files" print(" -d|--dry-run Do a dry-run. Don't delete any files")
print " -B|--show-blacklist Show the blacklist and exit" print(" -B|--show-blacklist Show the blacklist and exit")
print " -w|--whitelist ITEM Remove ITEM from blacklist" print(" -w|--whitelist ITEM Remove ITEM from blacklist")
def main(argv): def main(argv):
global opt_dryrun global opt_dryrun
@ -163,7 +165,7 @@ def main(argv):
if len(args) != 1: if len(args) != 1:
usage() usage()
return 1 return 1
except getopt.GetoptError: except getopt.GetoptError as e:
usage() usage()
return 1 return 1
directory = args[0] directory = args[0]
@ -180,12 +182,12 @@ def main(argv):
del blacklist[i] del blacklist[i]
break break
else: else:
print "Whitelist error: Item", v,\ print("Whitelist error: Item", v,\
"is not in blacklist" "is not in blacklist")
return 1 return 1
if o in ("-B", "--show-blacklist"): if o in ("-B", "--show-blacklist"):
for (name, regex) in blacklist: for (name, regex) in blacklist:
print name print(name)
return 0 return 0
# Create a directory listing and parse the file names. # Create a directory listing and parse the file names.
@ -196,12 +198,13 @@ def main(argv):
for (name, regex) in blacklist: for (name, regex) in blacklist:
if regex.match(filename): if regex.match(filename):
if opt_dryrun: if opt_dryrun:
print filename, "is blacklisted" print(filename, "is blacklisted")
break break
else: else:
try: try:
entries.append(Entry(directory, filename)) entries.append(Entry(directory, filename))
except (EntryParseError), e: pass except EntryParseError as e:
pass
# Create a map of programs # Create a map of programs
progmap = {} progmap = {}
@ -220,10 +223,10 @@ def main(argv):
lastVersion = version lastVersion = version
if lastVersion: if lastVersion:
for version in versions: for version in versions:
if version != lastVersion: if version is not lastVersion:
version.deleteFile() version.deleteFile()
if opt_dryrun: if opt_dryrun:
print "Keeping", lastVersion.filename print("Keeping", lastVersion.getPath())
return 0 return 0