Answers for "eval function is used for what in python"

eval function in python

#eval()
z=eval(input("enter the list:"))
n=int(input("enter the list to search:"))
freq=z.count(n)
if freq>0:
    print(n,"occurs",freq,"times")
else:
    print(n,"does not occur")

eval in python

expr="(2+(3*2))/2"
print(eval(expr))

eval in python

#string in another string
expr="'2+3'"
print(eval(expr))
print(eval(eval(expr)))