updating delegator.py

2026-06-05 22:50:18 +00:00 · 2017-10-29 21:37:31 -07:00
parent 6edfc89672
commit 632d8ea497
1 changed files with 6 additions and 3 deletions
@@ -189,9 +189,12 @@ class Command(object):
        """Blocks until process is complete."""
        if self._uses_subprocess:
            # consume stdout and stderr
-            stdout, stderr = self.subprocess.communicate()
-            self.__out = stdout
-            self.__err = stderr
+            try:
+                stdout, stderr = self.subprocess.communicate()
+                self.__out = stdout
+                self.__err = stderr
+            except ValueError:
+                pass  # Don't read from finished subprocesses.
        else:
            self.subprocess.wait()