Is it a proper linear search algorithm code? And how can i improve this code?

Question

#LINEAR SEARCH IN PYTHON

#FUNCTION DEFINITION
def ls(list,value):
ind=0
for i in list:
if i==value:
return int(ind)
else:
ind=ind+1
return None

#INPUT FROM USER
n=int(input("Enter no of elements to be added to list :"))
list1=[]
for i in range(0,n):
list1.append(int(input("Enter a no:")))
a=int(input("Enter no to be searched:"))

#FUNCTION CALL
l=ls(list1,a)
if l !=None:
print("Number found and is at position",l,"in the list")
else:
print("Not found")

Answer 1

https://www.sololearn.com/learn/699/?ref=app