django/tests/builddocs.py

66 lines
1.9 KiB
Python
Executable File

#!/usr/bin/env python
"""
This module builds HTML documentation for models by introspecting the model
unit tests.
"""
from django.core import meta, template
import runtests
import inspect, os, re, sys
MODEL_DOC_TEMPLATE = """
<div class="document" id="model-{{ model_name }}">
<h1 class="title">{{ title }}</h1>
{{ blurb }}
<h2>Model source code</h2>
<pre class="literal-block">{{ model_source }}</pre>
<h2>Sample API usage</h2>
<pre class="literal-block">{{ api_usage }}</pre>
</div>
"""
def make_docs_from_model_tests(output_dir):
from django.conf import settings
# Manually set INSTALLED_APPS to point to the test app.
settings.INSTALLED_APPS = (runtests.APP_NAME,)
for model_name in runtests.get_test_models():
mod = meta.get_app(model_name)
# Clean up the title and blurb.
title, blurb = mod.__doc__.strip().split('\n', 1)
blurb = '<p>%s</p>' % blurb.strip().replace('\n\n', '</p><p>')
api_usage = mod.API_TESTS
# Get the source code of the model, without the docstring or the
# API_TESTS variable.
model_source = inspect.getsource(mod)
model_source = model_source.replace(mod.__doc__, '')
model_source = model_source.replace(mod.API_TESTS, '')
model_source = model_source.replace('""""""\n', '\n')
model_source = model_source.replace('API_TESTS = ', '')
model_source = model_source.strip()
# Run this through the template system.
t = template.Template(MODEL_DOC_TEMPLATE)
c = template.Context(locals())
html = t.render(c)
file_name = os.path.join(output_dir, 'model_' + model_name + '.html')
try:
fp = open(file_name, 'w')
except IOError:
sys.stderr.write("Couldn't write to %s.\n" % file_name)
continue
else:
fp.write(html)
fp.close()
if __name__ == "__main__":
import sys
make_docs_from_model_tests(sys.argv[1])