Installation

Caution

Because JunPy is written by python and C++, we suggest running JunPy under linux envirement and anaconda will be more convenient to compile

Install for linux

Caution

If you want to install junpy in the public folder in linux, please change the status to root:

sudo su

which means the direction of the junpy’s environment in step 4 may just be like /opt/anaconda/envs/. If junpy just be installed in personal folder in linux, the direction may just be ~/.conda/envs

Copy JunPy file in to linux system
Direct to ./tools direction which has the file environment.yml

Using anaconda or miniconda to create an envirement:

conda env create -n <Envirement_Name> -f environment.yml

Goback to home direction of JunPy package
Activate the envirement:
```
conda activate <Envirement_Name>
```
Confirm current environment:
```
which pip
```
Enter following command in the terminal:
```
export CC=gcc
```
Enter following command in the terminal:
```
export CXX=g++
```
Enter following command in the terminal:
```
pip install .
```
If it success, it will start to install……
After the installation, we can import junpy in python by using:
```
import junpy as jp
```

Caution

If you cannot import JunPy, with error code:

      from mpi3py import MPI
ImportError: libmpi.so.12: cannot open shared object file: No such file or directioty

which mean the version of mpi4py is too old to use. Please reinstall the package by following command:

conda install -c conda-forge mpich

Notice

If you want to modify the content of JunPy, please enter the following command to enter the developer mode:
```
python setup.py develop
```

After enter this command, all the revises of JunPy will be timely response to the imported package

We can also install JunPy through fowllowing command:
```
python setup.py install
```

The relative content will be updated later, but we don’t suggention this method.

Install for windows

Caution

Not sure will do or not