我们从Python开源项目中，提取了以下42个代码示例，用于说明如何使用docutils.nodes.transition()。
def line(self, match, context, next_state): """Section title overline or transition marker.""" if self.state_machine.match_titles: return [match.string], 'Line', [] elif match.string.strip() == '::': raise statemachine.TransitionCorrection('text') elif len(match.string.strip()) < 4: msg = self.reporter.info( 'Unexpected possible title overline or transition.\n' "Treating it as ordinary text because it's so short.", line=self.state_machine.abs_line_number()) self.parent += msg raise statemachine.TransitionCorrection('text') else: blocktext = self.state_machine.line msg = self.reporter.severe( 'Unexpected section title or transition.', nodes.literal_block(blocktext, blocktext), line=self.state_machine.abs_line_number()) self.parent += msg return [], next_state, []
def apply(self): for node in self.document.traverse(nodes.transition): self.visit_transition(node)
def no_match(self, context, transitions): """ Override `StateWS.no_match` to generate a system message. This code should never be run. """ self.reporter.severe( 'Internal error: no transition pattern match. State: "%s"; ' 'transitions: %s; context: %s; current line: %r.' % (self.__class__.__name__, transitions, context, self.state_machine.line)) return context, None, []
def eof(self, context): """Transition marker at end of section or document.""" marker = context[0].strip() if self.memo.section_bubble_up_kludge: self.memo.section_bubble_up_kludge = False elif len(marker) < 4: self.state_correction(context) if self.eofcheck: # ignore EOFError with sections lineno = self.state_machine.abs_line_number() - 1 transition = nodes.transition(rawsource=context[0]) transition.line = lineno self.parent += transition self.eofcheck = 1 return []
def underline(self, match, context, next_state): overline = context[0] blocktext = overline + '\n' + self.state_machine.line lineno = self.state_machine.abs_line_number() - 1 if len(overline.rstrip()) < 4: self.short_overline(context, blocktext, lineno, 1) msg = self.reporter.error( 'Invalid section title or transition marker.', nodes.literal_block(blocktext, blocktext), line=lineno) self.parent += msg return [], 'Body', []
def initial_quoted(self, match, context, next_state): """Match arbitrary quote character on the first line only.""" self.remove_transition('initial_quoted') quote = match.string[0] pattern = re.compile(re.escape(quote), re.UNICODE) # New transition matches consistent quotes only: self.add_transition('quoted', (pattern, self.quoted, self.__class__.__name__)) self.initial_lineno = self.state_machine.abs_line_number() return [match.string], next_state, []
def visit_transition(self, node): index = node.parent.index(node) error = None if (index == 0 or isinstance(node.parent[0], nodes.title) and (index == 1 or isinstance(node.parent[1], nodes.subtitle) and index == 2)): assert (isinstance(node.parent, nodes.document) or isinstance(node.parent, nodes.section)) error = self.document.reporter.error( 'Document or section may not begin with a transition.', source=node.source, line=node.line) elif isinstance(node.parent[index - 1], nodes.transition): error = self.document.reporter.error( 'At least one body element must separate transitions; ' 'adjacent transitions are not allowed.', source=node.source, line=node.line) if error: # Insert before node and update index. node.parent.insert(index, error) index += 1 assert index < len(node.parent) if index != len(node.parent) - 1: # No need to move the node. return # Node behind which the transition is to be moved. sibling = node # While sibling is the last node of its parent. while index == len(sibling.parent) - 1: sibling = sibling.parent # If sibling is the whole document (i.e. it has no parent). if sibling.parent is None: # Transition at the end of document. Do not move the # transition up, and place an error behind. error = self.document.reporter.error( 'Document may not end with a transition.', line=node.line) node.parent.insert(node.parent.index(node) + 1, error) return index = sibling.parent.index(sibling) # Remove the original transition node. node.parent.remove(node) # Insert the transition after the sibling. sibling.parent.insert(index + 1, node)
