diff options
Diffstat (limited to 'doc/sphinxext/numpydoc.py')
-rw-r--r-- | doc/sphinxext/numpydoc.py | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/doc/sphinxext/numpydoc.py b/doc/sphinxext/numpydoc.py new file mode 100644 index 0000000..ff6c44c --- /dev/null +++ b/doc/sphinxext/numpydoc.py @@ -0,0 +1,116 @@ +""" +======== +numpydoc +======== + +Sphinx extension that handles docstrings in the Numpy standard format. [1] + +It will: + +- Convert Parameters etc. sections to field lists. +- Convert See Also section to a See also entry. +- Renumber references. +- Extract the signature from the docstring, if it can't be determined otherwise. + +.. [1] http://projects.scipy.org/scipy/numpy/wiki/CodingStyleGuidelines#docstring-standard + +""" + +import os, re, pydoc +from docscrape_sphinx import get_doc_object, SphinxDocString +import inspect + +def mangle_docstrings(app, what, name, obj, options, lines, + reference_offset=[0]): + if what == 'module': + # Strip top title + title_re = re.compile(r'^\s*[#*=]{4,}\n[a-z0-9 -]+\n[#*=]{4,}\s*', + re.I|re.S) + lines[:] = title_re.sub('', "\n".join(lines)).split("\n") + else: + doc = get_doc_object(obj, what, "\n".join(lines)) + lines[:] = str(doc).split("\n") + + if app.config.numpydoc_edit_link and hasattr(obj, '__name__') and \ + obj.__name__: + if hasattr(obj, '__module__'): + v = dict(full_name="%s.%s" % (obj.__module__, obj.__name__)) + else: + v = dict(full_name=obj.__name__) + lines += ['', '.. htmlonly::', ''] + lines += [' %s' % x for x in + (app.config.numpydoc_edit_link % v).split("\n")] + + # replace reference numbers so that there are no duplicates + references = [] + for l in lines: + l = l.strip() + if l.startswith('.. ['): + try: + references.append(int(l[len('.. ['):l.index(']')])) + except ValueError: + print "WARNING: invalid reference in %s docstring" % name + + # Start renaming from the biggest number, otherwise we may + # overwrite references. + references.sort() + if references: + for i, line in enumerate(lines): + for r in references: + new_r = reference_offset[0] + r + lines[i] = lines[i].replace('[%d]_' % r, + '[%d]_' % new_r) + lines[i] = lines[i].replace('.. [%d]' % r, + '.. [%d]' % new_r) + + reference_offset[0] += len(references) + +def mangle_signature(app, what, name, obj, options, sig, retann): + # Do not try to inspect classes that don't define `__init__` + if (inspect.isclass(obj) and + 'initializes x; see ' in pydoc.getdoc(obj.__init__)): + return '', '' + + if not (callable(obj) or hasattr(obj, '__argspec_is_invalid_')): return + if not hasattr(obj, '__doc__'): return + + doc = SphinxDocString(pydoc.getdoc(obj)) + if doc['Signature']: + sig = re.sub("^[^(]*", "", doc['Signature']) + return sig, '' + +def initialize(app): + try: + app.connect('autodoc-process-signature', mangle_signature) + except: + monkeypatch_sphinx_ext_autodoc() + +def setup(app, get_doc_object_=get_doc_object): + global get_doc_object + get_doc_object = get_doc_object_ + + app.connect('autodoc-process-docstring', mangle_docstrings) + app.connect('builder-inited', initialize) + app.add_config_value('numpydoc_edit_link', None, True) + +#------------------------------------------------------------------------------ +# Monkeypatch sphinx.ext.autodoc to accept argspecless autodocs (Sphinx < 0.5) +#------------------------------------------------------------------------------ + +def monkeypatch_sphinx_ext_autodoc(): + global _original_format_signature + import sphinx.ext.autodoc + + if sphinx.ext.autodoc.format_signature is our_format_signature: + return + + print "[numpydoc] Monkeypatching sphinx.ext.autodoc ..." + _original_format_signature = sphinx.ext.autodoc.format_signature + sphinx.ext.autodoc.format_signature = our_format_signature + +def our_format_signature(what, obj): + r = mangle_signature(None, what, None, obj, None, None, None) + if r is not None: + return r[0] + else: + return _original_format_signature(what, obj) |