Flutter: Sync pubspec file in melos project with flavors

pubspec_base_sync.py

import sys
import glob
import ruamel.yaml

yaml = ruamel.yaml.YAML()

def main():
    
    # python3 pubspec_base_sync.py ../pubspec_base_android.yaml ../pubspec_base_android_huawei.yaml

    base_path = '../pubspec_base.yaml'
    modifiers_path = sys.argv[1:]

    with open(base_path, 'r') as base_file:
        base = yaml.load(base_file)

        for modifier_path in modifiers_path:
            with open(modifier_path, 'r') as modifier_file:
                modifier_content = yaml.load(modifier_file)
                base = sync_content(modifier_content, base)

        for path in glob.glob('../packages/**/pubspec.yaml'):
            with open(path, 'r') as read_file:
                content = yaml.load(read_file)
                content = sync_content(base, content)

            with open(path, 'w') as write_file:
                yaml.dump(content, write_file)
                break

def sync_content(base, content):
    for key_base, value_base in base.items():
        if content is not None and key_base in content:
            if type(value_base) is str or type(value_base) is int:
                content[key_base] = value_base
            elif value_base is not None:
                content[key_base] = sync_content(value_base, content[key_base])

    return content


if __name__ == '__main__':
    main()