x=squares=[x**2 for x in range(10)] print(x) y=squares=[(x/2) if x>0 else 0 for x in range(10)] # list print(y) z=squares={(x/2) if x>0 else 0 for x in range(10)} # set without duplicate element print(z) a=squares={(x/2) if x>0 else 0 for x in [1,2,3,1,2,3]} # set without duplicate element print(a) dic = {"name":"john", "age":30} b={print("ok" for x in dic.keys())} #print function returns NONE and store under b print(b) john=20 s=[x for x in ({"name":john, "age":30}).values()] print(s) s=[x for x in ({"name":john, "age":30}).keys()] print(s) def xx(a): #demo of lambda return a+10 print(xx(5)) x=lambda a: a+10 print(x(5)) john=20 s=[x for x in ({"name": john+50, "age": 30}).values()] print(s) x = lambda a:[a+x for x in ({"name":john+50, "age":30}).values()] print(x(100)) x = lambda a,b :[a+x+b for x in ({"name": john+50, "age":30}).values()] print(x(100, 50))