convert number to binary in 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

1 bin(6)[2:]  
2'110'
3
4# bin() converts to binary, but leaves 0b as the start of the string, remove it
5

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

1integer = 7
2bit_count = 5
3print(f'{integer:0{bit_count}b}') # 0 filled

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)

1print('{0:b}'.format(3))        # '11'
2print('{0:8b}'.format(3))       # '      11'
3print('{0:08b}'.format(3))      # '00000011'
4
5def int2bin(integer, digits):
6    if integer >= 0:
7        return bin(integer)[2:].zfill(digits)
8    else:
9        return bin(2**digits + integer)[2:]
10print(int2bin(3, 6))            # '000011'