More documentation changes but includes a change to config.py that

[pyutils.git] / src / pyutils / remote_worker.py

diff --git a/src/pyutils/remote_worker.py b/src/pyutils/remote_worker.py
index cd6e4d6bdac48a47028ff26bbc1639a753276506..630d7e035fd414b166a1dda358ffd6aa430a70cd 100755 (executable)
--- a/src/pyutils/remote_worker.py
+++ b/src/pyutils/remote_worker.py
@@ -4,6 +4,11 @@
 
 """A simple utility to unpickle some code, run it, and pickle the
 results.  Please don't unpickle (or run!) code you do not know.
+
+This script is used by code in parallelize, namely the
+:class:`RemoteExecutor`, to schedule work on a remote machine.
+The code in :file:`parallelize.py` uses a user-defined configuration
+to schedule work this way.  See that file for setup instructions.
 """
 
 import logging
@@ -92,7 +97,9 @@ def cleanup_and_exit(
 @bootstrap.initialize
 def main() -> None:
     in_file = config.config['code_file']
+    assert in_file and type(in_file) == str
     out_file = config.config['result_file']
+    assert out_file and type(out_file) == str
 
     thread = None
     stop_thread = None