/
options.py
66 lines (49 loc) · 1.56 KB
/
options.py
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"""
Target Options
"""
from __future__ import print_function, division, absolute_import
class TargetOptions(object):
OPTIONS = {}
def __init__(self):
self.values = {}
def from_dict(self, dic):
for k, v in dic.items():
try:
ctor = self.OPTIONS[k]
except KeyError:
fmt = "Does not support option: '%s'"
raise KeyError(fmt % k)
else:
self.values[k] = ctor(v)
@classmethod
def parse_as_flags(cls, flags, options):
opt = cls()
opt.from_dict(options)
opt.set_flags(flags)
return flags
def set_flags(self, flags):
"""
Provide default flags setting logic.
Subclass can override.
"""
kws = self.values.copy()
if kws.pop('nopython', False) == False:
flags.set("enable_pyobject")
if kws.pop("forceobj", False):
flags.set("force_pyobject")
if kws.pop('looplift', True):
flags.set("enable_looplift")
if kws.pop('boundcheck', False):
flags.set("boundcheck")
if kws.pop('_nrt', True):
flags.set("nrt")
if kws.pop('debug', False):
flags.set("boundcheck")
if kws.pop('nogil', False):
flags.set("release_gil")
if kws.pop('no_rewrites', False):
flags.set('no_rewrites')
flags.set("enable_pyobject_looplift")
if kws:
# Unread options?
raise NameError("Unrecognized options: %s" % kws.keys())