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# Copyright 2013 Google, Inc. All Rights Reserved.
#
# Google Author(s): Behdad Esfahbod, Roozbeh Pournader
class Options(object):
class UnknownOptionError(Exception):
pass
def __init__(self, **kwargs):
self.verbose = False
self.timing = False
self.drop_tables = []
self.input_file = None
self.output_file = "merged.ttf"
self.import_file = None
self.set(**kwargs)
def set(self, **kwargs):
for k, v in kwargs.items():
if not hasattr(self, k):
raise self.UnknownOptionError("Unknown option '%s'" % k)
setattr(self, k, v)
def parse_opts(self, argv, ignore_unknown=[]):
ret = []
opts = {}
for a in argv:
orig_a = a
if not a.startswith("--"):
ret.append(a)
continue
a = a[2:]
i = a.find("=")
op = "="
if i == -1:
if a.startswith("no-"):
k = a[3:]
v = False
else:
k = a
v = True
else:
k = a[:i]
if k[-1] in "-+":
op = k[-1] + "=" # Ops is '-=' or '+=' now.
k = k[:-1]
v = a[i + 1 :]
ok = k
k = k.replace("-", "_")
if not hasattr(self, k):
if ignore_unknown is True or ok in ignore_unknown:
ret.append(orig_a)
continue
else:
raise self.UnknownOptionError("Unknown option '%s'" % a)
ov = getattr(self, k)
if isinstance(ov, bool):
v = bool(v)
elif isinstance(ov, int):
v = int(v)
elif isinstance(ov, list):
vv = v.split(",")
if vv == [""]:
vv = []
vv = [int(x, 0) if len(x) and x[0] in "0123456789" else x for x in vv]
if op == "=":
v = vv
elif op == "+=":
v = ov
v.extend(vv)
elif op == "-=":
v = ov
for x in vv:
if x in v:
v.remove(x)
else:
assert 0
opts[k] = v
self.set(**opts)
return ret
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