예제 #1
0
        def run():
            script = get_jedi_script_from_document(
                document,
                self.get_locals(),
                self.get_globals())

            # Show signatures in help text.
            if script:
                try:
                    signatures = script.call_signatures()
                except ValueError:
                    # e.g. in case of an invalid \\x escape.
                    signatures = []
                except Exception:
                    # Sometimes we still get an exception (TypeError), because
                    # of probably bugs in jedi. We can silence them.
                    # See: https://github.com/davidhalter/jedi/issues/492
                    signatures = []
                else:
                    # Try to access the params attribute just once. For Jedi
                    # signatures containing the keyword-only argument star,
                    # this will crash when retrieving it the first time with
                    # AttributeError. Every following time it works.
                    # See: https://github.com/jonathanslenders/ptpython/issues/47
                    #      https://github.com/davidhalter/jedi/issues/598
                    try:
                        if signatures:
                            signatures[0].params
                    except AttributeError:
                        pass
            else:
                signatures = []

            self._get_signatures_thread_running = False

            # Set signatures and redraw if the text didn't change in the
            # meantime. Otherwise request new signatures.
            if buffer.text == document.text:
                self.signatures = signatures

                # Set docstring in docstring buffer.
                if signatures:
                    string = signatures[0].docstring()
                    if not isinstance(string, six.text_type):
                        string = string.decode('utf-8')
                    cli.buffers['docstring'].reset(
                        initial_document=Document(string, cursor_position=0))
                else:
                    cli.buffers['docstring'].reset()

                cli.request_redraw()
            else:
                self._on_input_timeout(cli)
예제 #2
0
파일: completer.py 프로젝트: EuPaulo/pytuga
    def get_completions(self, document, complete_event):
        """
        Get Python completions.
        """
        # Do Path completions
        if complete_event.completion_requested or self._complete_path_while_typing(
                document):
            for c in self._path_completer.get_completions(document, complete_event):
                yield c

        # If we are inside a string, Don't do Jedi completion.
        if self._path_completer_grammar.match(document.text_before_cursor):
            return

        # Do Jedi Python completions.
        if complete_event.completion_requested or self._complete_python_while_typing(
                document):
            script = get_jedi_script_from_document(
                document,
                self.get_locals(),
                self.get_globals())

            if script:
                try:
                    completions = script.completions()
                except TypeError:
                    # Issue #9: bad syntax causes completions() to fail in jedi.
                    # https://github.com/jonathanslenders/python-prompt-toolkit/issues/9
                    pass
                except UnicodeDecodeError:
                    # Issue #43: UnicodeDecodeError on OpenBSD
                    # https://github.com/jonathanslenders/python-prompt-toolkit/issues/43
                    pass
                except AttributeError:
                    # Jedi issue #513:
                    # https://github.com/davidhalter/jedi/issues/513
                    pass
                except ValueError:
                    # Jedi issue: "ValueError: invalid \x escape"
                    pass
                else:
                    for c in completions:
                        yield Completion(c.name_with_symbols, len(c.complete) - len(c.name_with_symbols),
                                         display=c.name_with_symbols)