ITK  5.4.0
Insight Toolkit
SphinxExamples/src/Core/Common/ComputeTimeBetweenPoints/Code.py
1 #!/usr/bin/env python
2 
3 # Copyright NumFOCUS
4 #
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at
8 #
9 # https://www.apache.org/licenses/LICENSE-2.0.txt
10 #
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
16 
17 import itk
18 
19 
20 def LongFunction():
21  # CPython loops are much slower than C++,
22  # so a smaller range is used in this case.
23  for i in range(int(1e5)):
24  a = 0.0 # noqa: F841
25 
26 
27 clock = itk.TimeProbe()
28 
29 clock.Start()
30 LongFunction()
31 
32 clock.Stop()
33 print("Mean: " + str(clock.GetMean()))
34 print("Total: " + str(clock.GetTotal()))
35 
36 clock.Start()
37 LongFunction()
38 
39 clock.Stop()
40 print("Mean: " + str(clock.GetMean()))
41 print("Total: " + str(clock.GetTotal()))
42 
43 clock.Report()
itk::TimeProbe
Computes the time passed between two points in code.
Definition: itkTimeProbe.h:44