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-rw-r--r--lib/getopt.py54
1 files changed, 27 insertions, 27 deletions
diff --git a/lib/getopt.py b/lib/getopt.py
index f343c22..ef72fbc 100644
--- a/lib/getopt.py
+++ b/lib/getopt.py
@@ -12,36 +12,36 @@
# detects an error.
# It returns two items:
-# (1) a list of pairs (option, option_argument) giving the options in
-# the order in which they were specified. (I'd use a dictionary
-# but applications may depend on option order or multiple
-# occurrences.) Boolean options have '' as option_argument.
-# (2) the list of remaining arguments (may be empty).
+# (1) a list of pairs (option, option_argument) giving the options in
+# the order in which they were specified. (I'd use a dictionary
+# but applications may depend on option order or multiple
+# occurrences.) Boolean options have '' as option_argument.
+# (2) the list of remaining arguments (may be empty).
error = 'getopt error'
def getopt(args, options):
- list = []
- while args and args[0][0] = '-' and args[0] <> '-':
- if args[0] = '--':
- args = args[1:]
- break
- optstring, args = args[0][1:], args[1:]
- while optstring <> '':
- opt, optstring = optstring[0], optstring[1:]
- if classify(opt, options): # May raise exception as well
- if optstring = '':
- if not args:
- raise error, 'option -' + opt + ' requires argument'
- optstring, args = args[0], args[1:]
- optarg, optstring = optstring, ''
- else:
- optarg = ''
- list.append('-' + opt, optarg)
- return list, args
+ list = []
+ while args and args[0][0] = '-' and args[0] <> '-':
+ if args[0] = '--':
+ args = args[1:]
+ break
+ optstring, args = args[0][1:], args[1:]
+ while optstring <> '':
+ opt, optstring = optstring[0], optstring[1:]
+ if classify(opt, options): # May raise exception as well
+ if optstring = '':
+ if not args:
+ raise error, 'option -' + opt + ' requires argument'
+ optstring, args = args[0], args[1:]
+ optarg, optstring = optstring, ''
+ else:
+ optarg = ''
+ list.append('-' + opt, optarg)
+ return list, args
def classify(opt, options): # Helper to check type of option
- for i in range(len(options)):
- if opt = options[i] <> ':':
- return options[i+1:i+2] = ':'
- raise error, 'option -' + opt + ' not recognized'
+ for i in range(len(options)):
+ if opt = options[i] <> ':':
+ return options[i+1:i+2] = ':'
+ raise error, 'option -' + opt + ' not recognized'