What's that def ? Can't figure it out

Answer 1

can't figure it out?read the source you found it again and again..
meanwhile "def" is a keyword in python used in function declarations..

def partha:
print("hello")
partha()
//outputs hello

Answer 2

https://www.sololearn.com/learn/JUMP_LINK__&&__Python__&&__JUMP_LINK/2285/