Is Integer Array?

DESCRIPTION:

Write a function with the signature shown below:

def is_int_array(arr):
    return True

• returns true / True if every element in an array is an integer or a float with no decimals.
• returns true / True if array is empty.
• returns false / False for every other input.

---

def is_int_array(arr):
    print(arr)
    if arr=="":
        return False
    if arr==None:
        return False
    if len(arr)==0:
        return True
    if None in arr:
        return False
    for i in arr:
        try:
            if int(i)!=i:
                return False
        except:
            return False
    return True