def test_is_int_char():
## GIVEN a string with a character
a = "b"
## WHEN checking if integer
res = isfloat(a)
## THEN assert it is not a integer
assert res is False
def test_is_float_float():
## GIVEN a string with a float
a = "1.2"
## WHEN checking if float
res = isfloat(a)
## THEN assert it is a float
assert res is True
def test_is_float_empty():
## GIVEN a empty string
a = ""
## WHEN checking if float
res = isfloat(a)
## THEN assert it is not a float
assert res is False
def test_is_float_char():
## GIVEN a string with a non number
a = "b"
## WHEN checking if float
res = isfloat(a)
## THEN assert it is not a float
assert res is False