text_plain_output_1.png
a = "data anlytic's"

a.find('data')
a.split()

a = 'd24%343cbdcjh'
a.isalnum()

a = 'i am learning python'
l = len(a)
r = ' '
while l > 0:
    r = r + a[l - 1]
    l = l - 1
print(r)