def _blockedPairs(self, blocks):
"""
Generate tuples of pairs of records from a block of records
Arguments:
blocks -- an iterable sequence of blocked records
"""
block, blocks = core.peek(blocks)
self._checkBlock(block)
combinations = itertools.combinations
pairs = (combinations(sorted(block), 2) for block in blocks)
return itertools.chain.from_iterable(pairs)
def _blockedPairs(self, blocks):
"""
Generate tuples of pairs of records from a block of records
Arguments:
blocks -- an iterable sequence of blocked records
"""
block, blocks = core.peek(blocks)
self._checkBlock(block)
product = itertools.product
pairs = (product(base, target) for base, target in blocks)
return itertools.chain.from_iterable(pairs)
def _blockedPairs(self, blocks):
"""
Generate tuples of pairs of records from a block of records
Arguments:
blocks -- an iterable sequence of blocked records
"""
block, blocks = core.peek(blocks)
self._checkBlock(block)
product = itertools.product
pairs = (product(base, target) for base, target in blocks)
return itertools.chain.from_iterable(pairs)
def _blockedPairs(self, blocks):
"""
Generate tuples of pairs of records from a block of records
Arguments:
blocks -- an iterable sequence of blocked records
"""
block, blocks = core.peek(blocks)
self._checkBlock(block)
combinations = itertools.combinations
pairs = (combinations(sorted(block), 2) for block in blocks)
return itertools.chain.from_iterable(pairs)
def _blockedPairs(self, blocks) :
"""
Generate tuples of pairs of records from a block of records
Arguments:
blocks -- an iterable sequence of blocked records
"""
block, blocks = core.peek(blocks)
self._checkBlock(block)
def pair_gen() :
for block in blocks :
for pair in self._blockPairs(block) :
yield pair
return pair_gen()
def _blockedPairs(self, blocks):
"""
Generate tuples of pairs of records from a block of records
Arguments:
blocks -- an iterable sequence of blocked records
"""
block, blocks = core.peek(blocks)
self._checkBlock(block)
def pair_gen():
disjoint = set.isdisjoint
blockPairs = self._blockPairs
for block in blocks:
for pair in blockPairs(block):
((key_1, record_1, smaller_ids_1), (key_2, record_2, smaller_ids_2)) = pair
if disjoint(smaller_ids_1, smaller_ids_2):
yield (key_1, record_1), (key_2, record_2)
return pair_gen()
def _blockedPairs(self, blocks) :
"""
Generate tuples of pairs of records from a block of records
Arguments:
blocks -- an iterable sequence of blocked records
"""
block, blocks = core.peek(blocks)
self._checkBlock(block)
def pair_gen() :
disjoint = set.isdisjoint
blockPairs = self._blockPairs
for block in blocks :
for pair in blockPairs(block) :
((key_1, record_1, smaller_ids_1),
(key_2, record_2, smaller_ids_2)) = pair
if disjoint(smaller_ids_1, smaller_ids_2) :
yield (key_1, record_1), (key_2, record_2)
return pair_gen()
