Writing to file

Creating a new file

f = open(“filename.txt”, “x”)

Reading from a file

File_object = open(r"File_Name", “Access_Mode”)

Conversion

Converting from byte to int int.from_bytes(num, endianess ("big" or "little"))

Converting from byte to hex byte.hex()

From hex to byte bytes.fromhex(HEX)

Creating a class

self –> this in java

https://www.w3schools.com/python/python_classes.asp https://stackoverflow.com/questions/141545/how-to-overload-init-method-based-on-argument-type