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#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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import random
[docs]def cycle(iterable):
# cycle('ABCD') --> A B C D A B C D A B C D ...
saved = []
for element in iterable:
yield element
saved.append(element)
while saved:
for element in saved:
yield element
[docs]def random_cycle(iterable):
# cycle('ABCD') --> A B C D B C D A A D B C ...
saved = []
for element in iterable:
yield element
saved.append(element)
random.shuffle(saved)
while saved:
for element in saved:
yield element
random.shuffle(saved)