Developer Start Guidance

macOS:

Install Homebrew

/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

Install Python 3.6+

1. Install python version manager pyenv: brew install pyenv

2. Use pyenv to check latest Python version: pyenv install --list | grep -E ' 3.[67].'

3. Select one from the list and install the latest Python: pyenv install 3.7.4

   ** technically, you could use any 3.6 + version **

Install gdal:

brew install gdal

The tested version is gdal@2.4.2

Install PostgreSQL:

brew install postgresql

The tested version is postgresql@11.5_1

Then install Python packages:

• Recommend to use a python virtualenv: pip install virtualenv create a virtual environment called venv: virtualenv venv or python3 -m venv venv then activate venv:source venv/bin/activate

• Install all requirements: run cat requirements.txt | xargs pip install

• if run into the error below:

    ld: library not found for -lssl
    clang: error: linker command failed with exit code 1 (use -v to see invocation)
    error: command 'gcc' failed with exit status 1

check this page

Linux (CentOS):

We are using CentOS 7 as the deployment server. If you are using other linux or unix based system to develop, you are responsible to make sure it works or its dependencies work on CentOS 7

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