A simple library for ensuring arguments to functions are constant. For example, to ensure that the argument to a function named printf is Invariant, you would include the following lines in the function:
def printf(pattern, *args, **kwargs):
Invariant.ensure(pattern)
Copyright 2016 Dropbox, Inc.
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
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