#!/usr/bin/env python
#-*-coding:utf-8-*-
def f1():
     return 123
print(f1())
f2 = lambda : 123
print(f2())

def f3(a1,a2):
     return a1+a2
f4=lambda a1,a2:a1+a2
print(f3(1,2))
print(f4(2,3))

C:\Users\Administrator\AppData\Local\Programs\Python\Python36-32\python.exe "C:\Program Files\JetBrains\PyCharm 2017.2\helpers\pydev\pydevd.py" --multiproc --qt-support=auto --client 127.0.0.1 --port 2129 --file C:/Users/Administrator/PycharmProjects/py/lambdatest.py
pydev debugger: process 4308 is connecting

Connected to pydev debugger (build 172.3317.103)
123
123
3
5

Process finished with exit code 0