hanpy_lt_34
Python #34 Python3.9 LT

 forkwell(grooves) /

21:05
21:15 LT
What's new Python3.9 @hideyan hideyan
PEP585(listdictGeneric) @nikkie
3.9 ast ast.unparse @t2y
22:00
Python
22:10 LT
graphlib @malo21st malo21st
PidChildWatcher @yasshieee()
zoneinfo使 @hrsano645 hrsano645
23:00

paypay
paypay
使 LTOSS
Python
3PythonLT

LT

1.What's new Python3.9 #hideyan

masayuki14
masayuki14

2.PEP585listdictGeneric #nikkie
deprecated??
3.9使typing使
PEP560
CPythonPython
List
使
hideyan

3. 3.9 ast ast.unparse #t2y
ast.unparse
 Python
ast : ast
ast.dump()indent
 -> AST -> ->
dis 
ast使
使
ast.unparse
10
hideyan

4. graphlib #malo21st
malo21stmalo使21st
graphlib
Py
graphlib
graphlib250
6
DAG
networkX
graphlib
graphlib使

Python3.7graphlib.py :=使
使graphviz
anacondaconda install -c conda-forge python-graphviz 

 1
netoworkXnx.all_topological_sorts(DAG) 150

networkX topological_sort lexicographical_topological_sort
lexicographical_topological_sort

5. PidfdChildWatcher #yasshieeee
ID
multiprocessing
asyncio
threading

6. zoneinfo使 #hrsano645
zoneinfo
datetime.now()
aware naive
windowstzinfo