Default return in read_pipe

Author: Crivella

easybuild/tools/run.py

@@ -588,15 +588,15 @@ def to_cmd_str(cmd):
                 raise EasyBuildError(error_msg)
             try:
                 t = timeout - (time.time() - start) if timeout else None
-                stdout += read_pipe(proc.stdout, timeout=t) or b''
+                stdout += read_pipe(proc.stdout, timeout=t)
             except TimeoutError:
                 pass
 
             # note: we assume that there won't be any questions in stderr output
             if split_stderr:
                 try:
                     t = timeout - (time.time() - start) if timeout else None
-                    stderr += read_pipe(proc.stderr, timeout=t) or b''
+                    stderr += read_pipe(proc.stderr, timeout=t)
                 except TimeoutError:
                     pass