''' The struct module in Python is used to convert native Python data types
    such as strings and numbers into a string of bytes and vice versa.
'''
 
import struct
 
def convert(num):
	packed = struct.pack('>d', num)  # big-endian double
	return ' '.join(f'{byte:02x}' for byte in packed)
 
print("Test #1")
print(convert(1.0))
print(convert(1.1))
 
print("Test #2")
print(convert(1.5))
print(convert(1.25))
print(convert(1.125))
print(convert(1.0625))
print(convert(1.03125))
 
print("Test #3")
print(convert(3.14159))

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