Appendix

Correct Pull Requests

subtract

There should be changes to 3 files, 2 of which should be new files in the correct location.

pythoncalculator/subtract.py

There should be a new pythoncalculator/subtract.py containing:

def subtract(x, y):
    return x - y

pythoncalculator/__init__.py

The pythoncalculator/__init__.py file should contain the following line:

from .subtract import subtract

tests/test_subtract.py

There should be a new tests/test_subtract.py containing:

from pythoncalculator import subtract


def test_subtract():
    assert subtract(1, 3) == -2

divide

There should be changes to 3 files, 2 of which should be new files in the correct location.

pythoncalculator/divide.py

There should be a new pythoncalculator/divide.py containing:

def divide(x, y):
    return x / y

pythoncalculator/__init__.py

The pythoncalculator/__init__.py file should contain the following line:

from .divide import divide

tests/test_divide.py

There should be a new tests/test_divide.py containing:

from pythoncalculator import divide


def test_divide():
    assert divide(10, 2) == 5

multiply

There should be changes to 3 files, 2 of which should be new files in the correct location.

pythoncalculator/multiply.py

There should be a new pythoncalculator/multiply.py containing:

def multiply(x, y):
    return x * y

pythoncalculator/__init__.py

The pythoncalculator/__init__.py file should contain the following line:

from .multiply import multiply

tests/test_multiply.py

There should be a new tests/test_multiply.py containing:

from pythoncalculator import multiply


def test_multiply():
    assert multiply(10, 3) == 30