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@milesrout
Last active June 4, 2016 00:23
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import functools
def accumulate(accum_type):
def outer_wrapper(f):
@functools.wraps(f)
def inner_wrapper(*args, **kwds):
return accum_type(iter(f(*args, **kwds)))
return inner_wrapper
return outer_wrapper
from pyaccum import accumulate
# ORIGINAL CODE
class Conjunction:
def min_spec(self, neginst, attributes):
return list(self._min_spec(neginst, attributes))
def _min_spec(self, neginst, attributes):
for i in range(len(self)):
if is_wildcard(self[i]):
for v in attributes[i]:
hypothesis = Conjunction(v if i == j else self[j] for j in range(len(self)))
if not hypothesis.match(neginst):
yield hypothesis
# NEW CODE
class Conjunction:
@accumulate(list)
def min_spec(self, neginst, attributes):
for i in range(len(self)):
if is_wildcard(self[i]):
for v in attributes[i]:
hypothesis = Conjunction(v if i == j else self[j] for j in range(len(self)))
if not hypothesis.match(neginst):
yield hypothesis
from pyaccum import accumulate
# ORIGINAL CODE
class Conjunction:
def min_gen(self, inst):
return [self._min_gen(inst)]
def _min_gen(self, inst):
features = []
for i in range(len(self)):
if self[i] is None:
features.append(inst[i])
elif is_wildcard(self[i]) or self[i] == inst[i]:
features.append(self[i])
else:
features.append(Wildcard)
return Conjunction(tuple(features))
# NEW CODE
class Conjunction:
@accumulate(lambda x: [Conjunction(tuple(x))])
def min_gen(self, inst):
for i in range(len(self)):
if self[i] is None:
yield inst[i]
elif is_wildcard(self[i]) or self[i] == inst[i]:
yield self[i]
else:
yield Wildcard
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