#Counter - reimplemented
A small reimplementation of Python's Counter Class feature that lets you increment values in a dictionary like object without having to check if they are there.
c = Counter()
c['foobar'] += 1 # Note: No KeyError here!
assert c['foobar'] == 1
Install py.test (and pytest-watch) and run the test. Run ptw . to rereun the tets whenever a files changes
pip install -r requirements.txt
Originally presented at Berlin Hack and Tell #43