Write a python function to check whether the triangle is valid or not if sides are given.
def check_Validity(a,b,c):  
    if (a + b <= c) or (a + c <= b) or (b + c <= a) : 
        return False
    else: 
        return True        
<s>[INST]<<SYS>>Given a task and its code, generate test cases for the code.<</SYS>>Write a python function to check whether the triangle is valid or not if sides are given.
def check_Validity(a,b,c):  
    if (a + b <= c) or (a + c <= b) or (b + c <= a) : 
        return False
    else: 
        return True        [/INST]assert check_Validity(1,2,3) == False
assert check_Validity(2,3,5) == False
assert check_Validity(7,10,5) == True</s>