Log Message:
py-xdis: updated to 4.6.0

4.6.0:
3.8.3 added as a valid 3.8 release
command program pydisasm disassembles more Python source files now
Add better argument formatting on CALL_FUNCTION and MAKE_FUNCTION
bytecode.py now has distb
opcode modules now have variable python_implementation which is either \ 
"CPython" or "PyPY"
Reformat a number of files using blacken, and lint using flymake
Update __init__.py exports based on what is used in projects uncompyle6, \ 
decompyle3, trepan3k,
xasm and x-python
Remove duplicate findlinestarts() code. Remove testing on the Python version and \ 
simplify
this where possible.
get_opcode_module allows either a float and string datatype for the version, and \ 
coverts
the bytecode datatype when needed
Fix a bugs in marshal and unmarshal