Ausgabe der neuen DB Einträge

venv/lib/python3.9/site-packages/twisted/internet/_baseprocess.py

@@ -0,0 +1,66 @@
+# -*- test-case-name: twisted.test.test_process -*-
+# Copyright (c) Twisted Matrix Laboratories.
+# See LICENSE for details.
+
+"""
+Cross-platform process-related functionality used by different
+L{IReactorProcess} implementations.
+"""
+
+from twisted.python.reflect import qual
+from twisted.python.deprecate import getWarningMethod
+from twisted.python.failure import Failure
+from twisted.python.log import err
+
+_missingProcessExited = ("Since Twisted 8.2, IProcessProtocol.processExited "
+                         "is required.  %s must implement it.")
+
+
+
+class BaseProcess(object):
+    pid = None
+    status = None
+    lostProcess = 0
+    proto = None
+
+    def __init__(self, protocol):
+        self.proto = protocol
+
+
+    def _callProcessExited(self, reason):
+        default = object()
+        processExited = getattr(self.proto, 'processExited', default)
+        if processExited is default:
+            getWarningMethod()(
+                _missingProcessExited % (qual(self.proto.__class__),),
+                DeprecationWarning, stacklevel=0)
+        else:
+            try:
+                processExited(Failure(reason))
+            except:
+                err(None, "unexpected error in processExited")
+
+
+    def processEnded(self, status):
+        """
+        This is called when the child terminates.
+        """
+        self.status = status
+        self.lostProcess += 1
+        self.pid = None
+        self._callProcessExited(self._getReason(status))
+        self.maybeCallProcessEnded()
+
+
+    def maybeCallProcessEnded(self):
+        """
+        Call processEnded on protocol after final cleanup.
+        """
+        if self.proto is not None:
+            reason = self._getReason(self.status)
+            proto = self.proto
+            self.proto = None
+            try:
+                proto.processEnded(Failure(reason))
+            except:
+                err(None, "unexpected error in processEnded")