Merge pull request #929 from deepmodeling/zjgemi

fix: sys.stdout.encoding is None

Author: zjgemi

src/dflow/step.py

@@ -2124,11 +2124,13 @@ def exec_pod(self, scope, parameters, item=None, order=None):
             with open("%s/pid" % stepdir, "w") as f:
                 f.write(str(p.pid))
             with open("%s/log.txt" % stepdir, "w") as f:
-                line = p.stdout.readline().decode(sys.stdout.encoding)
+                line = p.stdout.readline().decode(
+                    sys.stdout.encoding or "utf-8")
                 while line:
                     sys.stdout.write(line)
                     f.write(line)
-                    line = p.stdout.readline().decode(sys.stdout.encoding)
+                    line = p.stdout.readline().decode(
+                        sys.stdout.encoding or "utf-8")
             p.wait()
             ret_code = p.poll()
         if ret_code != 0: