how to write if else if in python code example

Example 1: if and elif

'''In this program, we input a number
check if the number is positive or
negative or zero and display
an appropriate message
This time we use nested if statement'''

num = float(input("Enter a number: "))
if num >= 0:
    if num == 0:
        print("Zero")
    else:
        print("Positive number")
else:
    print("Negative number")

Example 2: python if

def e(x):
	if x == "Sunny" and x == "sunny":
  		print('Remember your sunglasses!')
	elif x == "Rainy" and x == "rainy":
  		print('Do not forget your umbrella!')
	elif x == 'Thunderstorm' or x == 'thunderstorm' or x =='Stormy' or x == 'stormy':
      print('Stay Home!')
    
x = input('What is the weather?')