mirror of
https://github.com/rasbt/python_reference.git
synced 2024-11-24 12:31:14 +00:00
48 lines
961 B
Python
48 lines
961 B
Python
# doctest example
|
|
# Sebastian Raschka 11/19/2013
|
|
|
|
def subtract(a, b):
|
|
"""
|
|
Subtracts second from first number and returns result.
|
|
>>> subtract(10, 5)
|
|
5
|
|
>>> subtract(11, 0.7)
|
|
10.3
|
|
"""
|
|
return a-b
|
|
|
|
def hello_world():
|
|
"""
|
|
Returns 'Hello, World'
|
|
>>> hello_world()
|
|
"Hello, World"
|
|
>>> hello_world()
|
|
'Hello, World'
|
|
"""
|
|
return "Hello, World"
|
|
|
|
|
|
if __name__ == "__main__": # is 'false' if imported
|
|
import doctest
|
|
doctest.testmod()
|
|
|
|
|
|
""" RESULTS
|
|
|
|
sebastian ~/Desktop> python3 doctest_example.py
|
|
**********************************************************************
|
|
File "doctest_example.py", line 17, in __main__.hello_world
|
|
Failed example:
|
|
hello_world()
|
|
Expected:
|
|
"Hello, World"
|
|
Got:
|
|
'Hello, World'
|
|
**********************************************************************
|
|
1 items had failures:
|
|
1 of 2 in __main__.hello_world
|
|
***Test Failed*** 1 failures.
|
|
sebastian ~/Desktop>
|
|
|
|
"""
|