bytes.hex() Method - Python

bytes.hex() method returns a string representing the hexadecimal encoding of a bytes object. Each byte is represented by two hexadecimal digits making it useful for displaying binary data in a readable form. For Example:

# byte_data
d = b'Hello World'

# hex string
s = d.hex()

print(s)

48656c6c6f20576f726c64

Explanation:

• bytes.hex() method converts the bytes object b'Hello World' into a hexadecimal string.
• each byte in the original data is represented by two hexadecimal characters.
• output "48656c6c6f20576f726c64" is the hex representation of "Hello World".

Syntax of bytes.hex()

bytes.hex()

Parameters : No parameters.
Return Type: returns a string containing the hexadecimal representation of the bytes object.

Converting Bytes to Hexadecimal String

bytes.hex() method is commonly used to convert binary data into a human-readable hexadecimal format.

# binary_data
d = b'Network'

# hex_representation
s = d.hex()

print(s)

4e6574776f726b

Explanation:

• bytes.hex() method converts the bytes object b'Network' into a hexadecimal string.
• each character in "Network" is encoded into its corresponding hexadecimal representation.
• output "4e6574776f726b" represents "Network" in hexadecimal format.

Displaying Encrypted Data in Hex

This method is useful when displaying encrypted data, allowing it to be easily read or transmitted in a hexadecimal format.

# cipher
c = b'SecretKey'

# hex_cipher
hc = c.hex()

print(hc)

5365637265744b6579

Explanation:

• bytes.hex() method converts the bytes object b'SecretKey' into a hexadecimal string.
• each character in "SecretKey" is encoded into its corresponding hexadecimal value.
• output "5365637265744b6579" represents "SecretKey" in hexadecimal format.