xdrlib_pack_unpack_int_float_string_quickstart.py

1from xdrlib import Packer, Unpacker
2
3# Create a Packer instance to pack data into an XDR buffer
4packer = Packer()
5
6# Pack different types of data
7packer.pack_int(123)
8packer.pack_float(3.14)
9packer.pack_string(b"MDAnalysis")
10
11# Get the packed buffer (bytes)
12data = packer.get_buffer()
13
14# Create an Unpacker instance to read data from the buffer
15unpacker = Unpacker(data)
16
17# Unpack data in the same order it was packed
18val_int = unpacker.unpack_int()
19val_float = unpacker.unpack_float()
20val_string = unpacker.unpack_string()
21
22print(f"Int: {val_int}")
23print(f"Float: {val_float:.2f}")
24print(f"String: {val_string.decode('utf-8')}")
25
26# Done unpacking
27unpacker.done()