Installation

Quick Install

Software Requirements

  • PnetCDF C library (built with shared libraries) and MPI C library

Install PnetCDF-python library from PyPI
$ CC=/path/to/mpicc PNETCDF_DIR=/path/to/pnetcdf/dir/ pip install pnetcdf

Install from Source

Software Requirements

  • PnetCDF C library (built with shared libraries) and MPI C library

  • Python 3.9 or later

  • Python libraries: numpy, mpi4py

  • Python libraries: Cython, setuptools, packaging, wheel (for building from source)

Building PnetCDF C library
# download PnetCDF C library v1.12.3 (or later)
$ wget https://parallel-netcdf.github.io/Release/pnetcdf-1.12.3.tar.gz

$ tar -xf pnetcdf-1.12.3.tar.gz
$ cd pnetcdf-1.12.3

# configure
$ ./configure --prefix=/path/to/install-dir --enable-shared --disable-fortran --disable-cxx CC=mpicc

# build and install
$ make
$ make install
Building PnetCDF-python from source
# activate an virtual environment (optional)
# use Python 3.9 or later
$ python -m venv env
$ source env/bin/activate
$ pip install --upgrade pip setuptools wheel packaging

# install Python libraries
$ pip install numpy Cython
$ CC=/path/to/mpicc pip install mpi4py

# download PnetCDF-python source code
$ git clone git@github.com:Parallel-NetCDF/PnetCDF-Python.git
$ cd PnetCDF-Python

# install PnetCDF-python
CC=/path/to/mpicc PNETCDF_DIR=/path/to/pnetcdf/dir/ pip install --no-build-isolation -e .