janware/jw-python
1
mirror of ssh://git.janware.com/srv/git/janware/proj/jw-python synced 2026-01-15 01:52:56 +01:00
Code Releases Activity

Cmds.py: Run all commands in asyncio event loop

Browse source 
This commit makee Cmds run all sub-commands in an asyncio event loop.
The event loop is currently passed to the commands, which seems
unnecessary and looks like it's using a feature which is bound to be
deprecated in the future.

Signed-off-by: Jan Lindemann <jan@janware.com>
This commit is contained in:
Jan Lindemann 2019-10-28 13:12:18 +01:00
commit 6123a68195
1 changed files with 28 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

36
tools/python/jwutils/Cmds.py
View file

@ -1,15 +1,16 @@
import os import os
import sys import sys
import argparse import argparse
import jwutils
import importlib import importlib
import inspect import inspect
import re import re
import pickle import pickle
import asyncio
import jwutils
class Cmds: # export class Cmds: # export
def __init__(self, description = '', filter = '^Cmd.*', modules=None): def __init__(self, description = '', filter = '^Cmd.*', modules=None, eloop=None):
self.__description = description self.__description = description
self.__filter = filter self.__filter = filter
self.__modules = modules self.__modules = modules
@ -17,6 +18,11 @@ class Cmds: # export
formatter_class=argparse.ArgumentDefaultsHelpFormatter, description=self.__description) formatter_class=argparse.ArgumentDefaultsHelpFormatter, description=self.__description)
self.__parser.add_argument('--log-flags', help='Log flags', default='stderr,position,prio,color') self.__parser.add_argument('--log-flags', help='Log flags', default='stderr,position,prio,color')
self.__parser.add_argument('--log-level', help='Log level', default=jwutils.log.NOTICE) self.__parser.add_argument('--log-level', help='Log level', default=jwutils.log.NOTICE)
self.eloop = eloop
self.__own_eloop = False
if eloop is None:
self.eloop = asyncio.get_event_loop()
self.__own_eloop = True
subparsers = self.__parser.add_subparsers(title='Available commands', metavar='') subparsers = self.__parser.add_subparsers(title='Available commands', metavar='')
if self.__modules == None: if self.__modules == None:
self.__modules = [ '__main__' ] self.__modules = [ '__main__' ]
@ -28,17 +34,31 @@ class Cmds: # export
continue continue
if inspect.isabstract(c): if inspect.isabstract(c):
continue continue
c().add_parser(subparsers) cmd = c()
cmd.cmds = self
cmd.add_parser(subparsers)
async def __run(self):
#def __run(self):
args = self.__parser.parse_args()
jwutils.log.set_level(args.log_level)
jwutils.log.set_flags(args.log_flags)
return await args.func(args)
def __del__(self):
if self.__own_eloop:
if self.eloop is not None:
self.eloop.close()
self.eloop = None
self.__own_eloop = False
def parser(): def parser():
return self.__parser return self.__parser
def run(self): def run(self):
args = self.__parser.parse_args() #return self.__run()
jwutils.log.set_level(args.log_level) return self.eloop.run_until_complete(self.__run())
jwutils.log.set_flags(args.log_flags)
args.func(args)
def run_sub_commands(description = '', filter = '^Cmd.*', modules=None): # export def run_sub_commands(description = '', filter = '^Cmd.*', modules=None): # export
cmds = Cmds(description, filter, modules) cmds = Cmds(description, filter, modules)
cmds.run() return cmds.run()