python_file_ending_with_newline.py

# Is the file ending with a newline? Python Function

def ending_with_newline(filename):
    last_byte = None
    with open(filename, "rb") as f:
        while True:
            byte = f.read(1)
            if not byte:
                break
            last_byte = byte
    return last_byte == b'\n'
  
# I couldn't find an example on the internet, that's why I'm sharing
# enjoy!