"""Parse msg as call to function, return function with args tuple.
Respects function signature defined in function's .argtypes attribute.
+
+ Throws out messages with any but a small list of acceptable characters.
+
"""
+ import string
+ msg = msg.replace('\n', ' ') # Inserted by some tablet keyboards.
+ legal_chars = string.digits + string.ascii_letters +\
+ string.punctuation + ' ' + 'ÄäÖöÜüߧ' + 'éèáàô' + '–…'
+ for c in msg:
+ if not c in legal_chars:
+ raise ArgError('Command/message contains illegal character(s), '
+ 'may only contain ones of: %s' % legal_chars)
tokens = self.tokenize(msg)
if len(tokens) == 0:
return None, ()
if not arg.isdigit() or int(arg) < 1:
raise ArgError('Argument must be positive integer.')
args += [int(arg)]
+ elif tmpl == 'int':
+ try:
+ args += [int(arg)]
+ except ValueError:
+ raise ArgError('Argument must be integer.')
elif tmpl == 'bool':
if not arg.isdigit() or int(arg) not in (0, 1):
raise ArgError('Argument must be 0 or 1.')