神器，轻松可视化 Python 程序调用流程

pip install pycallgraph

from pycallgraph import PyCallGraphfrom pycallgraph.output import GraphvizOutputclass Banana: def eat(self): passclass Person: def __init__(self): self.no_bananas() def no_bananas(self): self.bananas = [] def add_banana(self, banana): self.bananas.append(banana) def eat_bananas(self): [banana.eat() for banana in self.bananas] self.no_bananas()def main(): graphviz = GraphvizOutput() graphviz.output_file = 'basic.png' with PyCallGraph(output=graphviz): person = Person() for a in range(10): person.add_banana(Banana()) person.eat_bananas()if __name__ == '__main__': main()

import refrom pycallgraph import PyCallGraphfrom pycallgraph import Configfrom pycallgraph.output import GraphvizOutputdef main(): graphviz = GraphvizOutput() graphviz.output_file = 'regexp.png' config = Config(include_stdlib=True) with PyCallGraph(output=graphviz, config=config): reo = compile() match(reo)def compile(): return re.compile('^[abetors]*$')def match(reo): [reo.match(a) for a in words()]def words(): return [ 'abbreviation', 'abbreviations', 'abettor', 'abettors', 'abilities', 'ability', 'abrasion', 'abrasions', 'abrasive', 'abrasives', ]if __name__ == '__main__': main()