1 files changed, 5 insertions, 0 deletions
diff --git a/config.py b/config.py
index bea7018..599026c 100644
--- a/config.py
+++ b/config.py
@@ -106,6 +106,11 @@ ARGS = argparse.ArgumentParser(
     formatter_class=OptionalRawFormatter,
     fromfile_prefix_chars="@",
     epilog=f'{PROGRAM_NAME} uses config.py ({__file__}) for global, cross-module configuration setup and parsing.',
+    # I don't fully understand why but when loaded by sphinx sometimes
+    # the same module is loaded many times causing any arguments it
+    # registers via module-level code to be redefined.  Work around
+    # this iff the program is 'sphinx-build'
+    conflict_handler='resolve' if PROGRAM_NAME == 'sphinx-build' else 'error',
 )
 
 # Keep track of if we've been called and prevent being called more