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kyle-eshares/flatten_assert.py

Last active January 17, 2017 15:35
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flatten_assert.py
from django.db import connection
def flatten(*args):
def transform_pipeline(mdl):
data = FlatData()
num_before = len(connection.queries)
for fn in args:
fn(data, mdl)
assert len(connection.queries) == num_before
return data
return transform_pipeline
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