decision 0.1.0

Decision making problems.

decision

In what follows

• python is an alias for python3.5 or any later version (python3.6 and so on),
• pypy is an alias for pypy3.5 or any later version (pypy3.6 and so on).

Installation

Install the latest pip & setuptools packages versions:

• with CPython

  python -m pip install --upgrade pip setuptools
  

• with PyPy

  pypy -m pip install --upgrade pip setuptools
  

User

Download and install the latest stable version from PyPI repository:

• with CPython

  python -m pip install --upgrade decision
  

• with PyPy

  pypy -m pip install --upgrade decision
  

Developer

Download the latest version from GitHub repository

git clone https://github.com/lycantropos/decision.git
cd decision

Install dependencies:

• with CPython

  python -m pip install --force-reinstall -r requirements.txt
  

• with PyPy

  pypy -m pip install --force-reinstall -r requirements.txt
  

Install:

• with CPython

  python setup.py install
  

• with PyPy

  pypy setup.py install
  

Usage

>>> from decision.partition import coin_change
>>> list(coin_change(10, [2]))
[2, 2, 2, 2, 2]
>>> list(coin_change(10, [2, 3]))
[2, 2, 3, 3]
>>> list(coin_change(10, [2, 3, 4]))
[2, 4, 4]
>>> list(coin_change(10, [2, 3, 4, 5]))
[5, 5]

Development

Bumping version

Preparation

Install bump2version.

Pre-release

Choose which version number category to bump following semver specification.

Test bumping version

bump2version --dry-run --verbose $CATEGORY

where $CATEGORY is the target version number category name, possible values are patch/minor/major.

Bump version

bump2version --verbose $CATEGORY

This will set version to major.minor.patch-alpha.

Release

Test bumping version

bump2version --dry-run --verbose release

Bump version

bump2version --verbose release

This will set version to major.minor.patch.

Running tests

Install dependencies:

• with CPython

  python -m pip install --force-reinstall -r requirements-tests.txt
  

• with PyPy

  pypy -m pip install --force-reinstall -r requirements-tests.txt
  

Plain

pytest

Inside Docker container:

• with CPython

  docker-compose --file docker-compose.cpython.yml up
  

• with PyPy

  docker-compose --file docker-compose.pypy.yml up
  

Bash script (e.g. can be used in Git hooks):

• with CPython

  ./run-tests.sh
  

  or

  ./run-tests.sh cpython
  

• with PyPy

  ./run-tests.sh pypy
  

PowerShell script (e.g. can be used in Git hooks):

• with CPython

  .\run-tests.ps1
  

  or

  .\run-tests.ps1 cpython
  

• with PyPy

  .\run-tests.ps1 pypy