prioq 0.3.0

Priority queue implementation.

prioq

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 prioq
  

• with PyPy

  pypy -m pip install --upgrade prioq
  

Developer

Download the latest version from GitHub repository

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

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 prioq.base import PriorityQueue
>>> queue = PriorityQueue(*range(10))
>>> len(queue)
10
>>> queue.peek()
0
>>> queue.pop()
0
>>> len(queue)
9
>>> queue.peek()
1
>>> queue.push(0)
>>> len(queue)
10
>>> queue.peek()
0

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