Add Process and Signals support

Signed-off-by: Jan Lindemann <jan@janware.com>

tools/python/jwutils/asyncio/Makefile

@@ -0,0 +1,4 @@
+TOPDIR = ../../../..
+
+include $(TOPDIR)/make/proj.mk
+include $(JWBDIR)/make/py-mod.mk

tools/python/jwutils/asyncio/Process.py

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+from abc import abstractmethod
+
+from ..Process import Process as ProcessBase
+from .Signals import Signals
+
+class Process(ProcessBase): # export
+
+    __signals = Signals()
+
+    def __init__(self, aio):
+        super().__init()
+        self.aio = aio
+
+    @classmethod
+    @abstractmethod
+    def signals(cls):
+        return cls.__signals
+
+    def wait(self):
+        return self.aio.wait()

tools/python/jwutils/asyncio/Signals.py

@@ -0,0 +1,10 @@
+import asyncio
+from ..Signals import Signals as SignalsBase
+
+class Signals(SignalsBase):
+
+    # reimplemented from Signals
+    @classmethod
+    def _add_handler(cls, signal, handler):
+        loop = asyncio.get_running_loop()
+        loop.add_signal_handler(signal, handler, None) # None = *args

tools/python/jwutils/asyncio/__init__.py

@@ -0,0 +1,3 @@
+# >> -------------------------- generated by python-tools.sh >>
+from jwutils.asyncio.Process import Process
+# << -------------------------- generated by python-tools.sh <<