Quick LinksSet Up Your Development EnvironmentWrite Your First Python ProgramWrite Comments in Your CodeStore Data in ...

Find out by using Python’s built-in profiler to locate bottlenecks in your Python code. ... x+=str(y) return x def add_2(x ... In Python, the mere act of making a function call incurs a ...

Although Python code is almost always fast enough for the task, sometimes it isn’t. In those cases, you need to find out where and why it lags, and do something about it.

In languages where there is a distinction, it is usually because the function definition may belong in a physically different location in the code from the function declaration. Python does not make a ...