diff options
Diffstat (limited to 'Lib/multiprocessing/popen_fork.py')
| -rw-r--r-- | Lib/multiprocessing/popen_fork.py | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/Lib/multiprocessing/popen_fork.py b/Lib/multiprocessing/popen_fork.py index 683b52d..ca28bf3 100644 --- a/Lib/multiprocessing/popen_fork.py +++ b/Lib/multiprocessing/popen_fork.py @@ -24,15 +24,12 @@ class Popen(object): def poll(self, flag=os.WNOHANG): if self.returncode is None: - while True: - try: - pid, sts = os.waitpid(self.pid, flag) - except OSError as e: - # Child process not yet created. See #1731717 - # e.errno == errno.ECHILD == 10 - return None - else: - break + try: + pid, sts = os.waitpid(self.pid, flag) + except OSError as e: + # Child process not yet created. See #1731717 + # e.errno == errno.ECHILD == 10 + return None if pid == self.pid: if os.WIFSIGNALED(sts): self.returncode = -os.WTERMSIG(sts) |