timeit basic

import timeit
# def inside():
s = '''
new={}
with open('1.txt', 'r') as f:
    sequence = f.read()
    for i in sequence:
        new[i]=i
'''

# def outside():
p = '''
new={}
with open('1.txt', 'r') as f:
    sequence = f.read()
for i in sequence:
    new[i]=i
'''

print(timeit.timeit(stmt=s, number=1_000))
print(timeit.timeit(stmt=p, number=1_000))