基本效果

输入 

#!/usr/bin/env python
'''
This example demonstrates a simple use of pycallgraph.
'''
from pycallgraph import PyCallGraph
from 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 xrange(10):person.add_banana(Banana())person.eat_bananas()if __name__ == '__main__':main()

输出

官方文档

Python Call Graph