Manually perform the "rebuild" conda-forge operation (update for Python 3.7, etc.)

manual-rebuild.py

#! /usr/bin/env python

from conda_forge_tick import auto_tick
import networkx as nx

HARDCODED_GRAPH_PATH = '/home/peter/sw/conda/cf-graph3/graph.pkl'

def go(package_name, recipe_dir):
    print('= A ==================================================================')
    gx = nx.read_gpickle(HARDCODED_GRAPH_PATH)
    migrators = []
    auto_tick.add_rebuild(migrators, gx)
    print('= B ==================================================================')
    rv = migrators[0].migrate(recipe_dir, gx[package_name])
    print('= C ==================================================================')
    print(repr(rv))
    assert rv, 'Migration failed.'
    print('= done ===============================================================')

if __name__ == '__main__':
    import sys, os.path
    feedstock_dir = sys.argv[1]
    assert feedstock_dir.endswith('-feedstock'), 'argv[1] should end with "-feedstock"'
    package_name = os.path.split(feedstock_dir)[-1].replace('-feedstock', '')
    recipe_dir = os.path.join(feedstock_dir, 'recipe')
    go(package_name, recipe_dir)