def permuted_copy(self):
lengths, names = zip(*[(rec.seqlength, rec.name)
for rec in self.records])
concat = concatenate(self.records)
concat.shuffle()
new_records = concat.split_by_lengths(lengths, names)
return self.__class__(new_records)
def concatenate(self, index_list):
""" NB: had a version of this which used a reduce construct to
concatenate the alignments - reduce(lambda x,y: x+y, records_list) - but
this led to problems of the original object being modified. Deepcopying
the first record, ensuring a new memory address for the concatenation,
seems more robust. """
member_records = self.members(index_list)
concat = concatenate(member_records)
concat.name = '-'.join(str(x) for x in index_list)
return concat
def concatenate(self, index_list):
""" NB: had a version of this which used a reduce construct to
concatenate the alignments - reduce(lambda x,y: x+y, records_list) - but
this led to problems of the original object being modified. Deepcopying
the first record, ensuring a new memory address for the concatenation,
seems more robust. """
member_records = self.members(index_list)
concat = concatenate(member_records)
concat.name = '-'.join(str(x) for x in index_list)
return concat
def permuted_copy(self):
lengths, names = zip(*[(rec.seqlength, rec.name) for rec in self.records])
concat = concatenate(self.records)
concat.shuffle()
new_records = concat.split_by_lengths(lengths, names)
return self.__class__(new_records)
