73 lines
2.2 KiB
Python
73 lines
2.2 KiB
Python
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#!/usr/bin/env python
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import optparse
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import os
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import sys
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import yaml
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from jinja2 import Environment, FileSystemLoader
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DEFAULT_TEMPLATE_FILE = 'config.rst.j2'
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def generate_parser():
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p = optparse.OptionParser(
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version='%prog 1.0',
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usage='usage: %prog [options]',
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description='Generate module documentation from metadata',
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)
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p.add_option("-t", "--template-file", action="store", dest="template_file", default=DEFAULT_TEMPLATE_FILE, help="directory containing Jinja2 templates")
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p.add_option("-o", "--output-dir", action="store", dest="output_dir", default='/tmp/', help="Output directory for rst files")
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p.add_option("-d", "--docs-source", action="store", dest="docs", default=None, help="Source for attribute docs")
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(options, args) = p.parse_args()
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return p
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def fix_description(config_options):
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'''some descriptions are strings, some are lists. workaround it...'''
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for config_key in config_options:
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description = config_options[config_key].get('description', [])
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if isinstance(description, list):
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desc_list = description
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else:
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desc_list = [description]
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config_options[config_key]['description'] = desc_list
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return config_options
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def main(args):
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parser = generate_parser()
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(options, args) = parser.parse_args()
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output_dir = os.path.abspath(options.output_dir)
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template_file_full_path = os.path.abspath(options.template_file)
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template_file = os.path.basename(template_file_full_path)
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template_dir = os.path.dirname(os.path.abspath(template_file_full_path))
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if options.docs:
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with open(options.docs) as f:
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docs = yaml.safe_load(f)
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else:
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docs = {}
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config_options = docs
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config_options = fix_description(config_options)
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env = Environment(loader=FileSystemLoader(template_dir), trim_blocks=True,)
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template = env.get_template(template_file)
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output_name = os.path.join(output_dir, template_file.replace('.j2', ''))
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temp_vars = {'config_options': config_options}
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with open(output_name, 'w') as f:
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f.write(template.render(temp_vars).encode('utf-8'))
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return 0
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if __name__ == '__main__':
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sys.exit(main(sys.argv[:]))
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