how to convert decimal to binary python

1# Python program to convert decimal to binary 
2    
3# Function to convert Decimal number  
4# to Binary number  
5def decimalToBinary(n):  
6    return bin(n).replace("0b", "")  
7    
8# Driver code  
9if __name__ == '__main__':  
10    print(decimalToBinary(8))  
11    print(decimalToBinary(18))  
12    print(decimalToBinary(7))  
13    
14Output:
151000
161001

1a = 5
2#this prints the value of "a" in binary
3print(bin(a))

1a = 10
2#this will print a in binary
3bnr = bin(a).replace('0b','')
4x = bnr[::-1] #this reverses an array
5while len(x) < 8:
6    x += '0'
7bnr = x[::-1]
8print(bnr)