Added Sieve of Eratosthenes implementaion in Python Fix: #585

Author: amanharitsh123

prime_number/Python/sieve.py

@@ -0,0 +1,15 @@
+import sys
+import array
+import math
+isprime=array.array('i',(0 for i in range(0,1001)))
+def sieve():
+    for i in range(2,math.sqrt(1000)):
+        for j in range(2,sys.maxsize**10):
+            if(i*j >1000):
+                break
+            isprime[i*j]=1
+sieve()
+n=int(input())
+for i in range(2,n+1):
+    if(isprime[i] is 0):
+        print(i,end=" ")