program to print prime numbers upto n in python code example

Example 1: the list of prime number in a given range python

n=int(input("Enter the number till you want to check: "))
primes = []
for i in range (2, n+1):
    for j in range(2, i):
        if i%j == 0:
            break
    else:
        primes.append(i)
print(primes)

Example 2: prime numbers upto n in python

lower = int(input("Enter lower range: "))  
upper = int(input("Enter upper range: "))  
  
for num in range(lower,upper + 1):  
   if num > 1:  
       for i in range(2,num):  
           if (num % i) == 0:  
               break  
       else:  
           print(num)