Gör ditt paket portabelt

Mjukvaruutvecklingsprinciper i Python

Adam Spannbauer

Machine Learning Engineer at Eastman

Steg mot portabilitet

Filen setup.py

Filen requirements.txt

Portabel paketstruktur

Paketstruktur

Innehåll i requirements.txt

arbetar i work_dir/requirements.txt

# Needed packages/versions
matplotlib
numpy==1.15.4
pycodestyle>=2.4.0

arbetar med terminal

datacamp@server:~$ pip install -r requirements.txt

Innehåll i setup.py

from setuptools import setup

setup(name='my_package',
      version='0.0.1',
      description='An example package for DataCamp.',
      author='Adam Spannbauer',
      author_email='[email protected]',
      packages=['my_package'],
      install_requires=['matplotlib',
                        'numpy==1.15.4',
                        'pycodestyle>=2.4.0'])

install_requires vs requirements.txt

arbetar iwork_dir/requirements.txt

# Specify where to install requirements from
--index-url https://pypi.python.org/simple/

# Needed packages/versions
matplotlib
numpy==1.15.4
pycodestyle>=2.4.0

Dokumentation: install_requires vs requirements files

Installera ditt paket med pip

datacamp@server:~/work_dir $ pip install .

Building wheels for collected packages: my-package
  Running setup.py bdist_wheel for my-package ... done
Successfully built my-package
Installing collected packages: my-package
Successfully installed my-package-0.0.1

Nu kör vi en övning!

Mjukvaruutvecklingsprinciper i Python