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metrics_nl.py
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metrics_nl.py
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# Copyright 2020 Miki Tebeka <miki@353solutions.com>
#
# 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.
# See the License for the specific language governing permissions and
# limitations under the License.
from functools import wraps
def metrics(fn):
ncalls = 0
name = fn.__name__
@wraps(fn)
def wrapper(*args, **kw):
nonlocal ncalls
ncalls += 1
print(f'{name} called {ncalls} times')
return wrapper
@metrics
def inc(n):
return n + 1
inc(3)