diff options
Diffstat (limited to 'Lib/pydoc.py')
| -rwxr-xr-x | Lib/pydoc.py | 38 |
1 files changed, 21 insertions, 17 deletions
diff --git a/Lib/pydoc.py b/Lib/pydoc.py index 0c7b60d98d..ee558bfea3 100755 --- a/Lib/pydoc.py +++ b/Lib/pydoc.py @@ -53,6 +53,7 @@ Richard Chamberlain, for the first implementation of textdoc. import builtins import importlib._bootstrap +import importlib._bootstrap_external import importlib.machinery import importlib.util import inspect @@ -213,7 +214,7 @@ def classify_class_attrs(object): def ispackage(path): """Guess whether a path refers to a package directory.""" if os.path.isdir(path): - for ext in ('.py', '.pyc', '.pyo'): + for ext in ('.py', '.pyc'): if os.path.isfile(os.path.join(path, '__init__' + ext)): return True return False @@ -264,9 +265,8 @@ def synopsis(filename, cache={}): # XXX We probably don't need to pass in the loader here. spec = importlib.util.spec_from_file_location('__temp__', filename, loader=loader) - _spec = importlib._bootstrap._SpecMethods(spec) try: - module = _spec.load() + module = importlib._bootstrap._load(spec) except: return None del sys.modules['__temp__'] @@ -293,14 +293,13 @@ def importfile(path): filename = os.path.basename(path) name, ext = os.path.splitext(filename) if is_bytecode: - loader = importlib._bootstrap.SourcelessFileLoader(name, path) + loader = importlib._bootstrap_external.SourcelessFileLoader(name, path) else: - loader = importlib._bootstrap.SourceFileLoader(name, path) + loader = importlib._bootstrap_external.SourceFileLoader(name, path) # XXX We probably don't need to pass in the loader here. spec = importlib.util.spec_from_file_location(name, path, loader=loader) - _spec = importlib._bootstrap._SpecMethods(spec) try: - return _spec.load() + return importlib._bootstrap._load(spec) except: raise ErrorDuringImport(path, sys.exc_info()) @@ -1591,7 +1590,10 @@ def resolve(thing, forceload=0): if isinstance(thing, str): object = locate(thing, forceload) if object is None: - raise ImportError('no Python documentation found for %r' % thing) + raise ImportError('''\ +No Python documentation found for %r. +Use help() to get the interactive help utility. +Use help(str) for help on the str class.''' % thing) return object, thing else: name = getattr(thing, '__name__', None) @@ -1638,9 +1640,8 @@ def writedoc(thing, forceload=0): try: object, name = resolve(thing, forceload) page = html.page(describe(object), html.document(object, name)) - file = open(name + '.html', 'w', encoding='utf-8') - file.write(page) - file.close() + with open(name + '.html', 'w', encoding='utf-8') as file: + file.write(page) print('wrote', name + '.html') except (ImportError, ErrorDuringImport) as value: print(value) @@ -1835,7 +1836,8 @@ class Helper: if inspect.stack()[1][3] == '?': self() return '' - return '<pydoc.Helper instance>' + return '<%s.%s instance>' % (self.__class__.__module__, + self.__class__.__qualname__) _GoInteractive = object() def __call__(self, request=_GoInteractive): @@ -1861,7 +1863,10 @@ has the same effect as typing a particular string at the help> prompt. break request = replace(request, '"', '', "'", '').strip() if request.lower() in ('q', 'quit'): break - self.help(request) + if request == 'help': + self.intro() + else: + self.help(request) def getline(self, prompt): """Read one line, using input() when appropriate.""" @@ -1875,8 +1880,7 @@ has the same effect as typing a particular string at the help> prompt. def help(self, request): if type(request) is type(''): request = request.strip() - if request == 'help': self.intro() - elif request == 'keywords': self.listkeywords() + if request == 'keywords': self.listkeywords() elif request == 'symbols': self.listsymbols() elif request == 'topics': self.listtopics() elif request == 'modules': self.listmodules() @@ -1889,6 +1893,7 @@ has the same effect as typing a particular string at the help> prompt. elif request in self.keywords: self.showtopic(request) elif request in self.topics: self.showtopic(request) elif request: doc(request, 'Help on %s:', output=self._output) + else: doc(str, 'Help on %s:', output=self._output) elif isinstance(request, Helper): self() else: doc(request, 'Help on %s:', output=self._output) self.output.write('\n') @@ -2084,9 +2089,8 @@ class ModuleScanner: else: path = None else: - _spec = importlib._bootstrap._SpecMethods(spec) try: - module = _spec.load() + module = importlib._bootstrap._load(spec) except ImportError: if onerror: onerror(modname) |