setenv.py

'''
script to get environments variables 
from: meta.yaml

takes setup_info variable if it exists.

Need a tidyer version at some point
but the nice thing is that it pronts expoirt env commands



eg


package:
  name:    uclgeog
  version: 1.0.11

source:
  git_rev: 1.0.0
  git_url: https://github.com/UCL-EO/uclgeog

build:
  noarch: python
  number: 0
  script: python -m pip install --no-deps --ignore-installed .


requirements:
  build:
    - python>=3.7
    - setuptools

  run:
    - python

test:
  imports:
    - uclgeog

about:
  home: https://github.com/UCL-EO/uclgeog
'''


import yaml
import json
import os

try:
  if 'setup_info' not in locals():
    setup_info = {
      'readme'  : 'This is autogenerated by setup.py: do not edit this file directly',
      'url'     : 'https://github.com/profLewis/uclgeog',
      'version' : '1.0.11',
      'meta'    : 'meta.yaml',
      'name'    : 'uclgeog'
    }
except:
  # setup_info exists
  setup_info = {}  

try:
  with open(setup_info['meta'],'r') as f:
    info = yaml.safe_load(f);
except:
  info = {}

# update setup_info with info
setup_info.update(info)


for i in setup_info.keys():
  n_i = setup_info[i];
  if ( i is not "readme"):
    print(f'export {i}={n_i}');