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Diffstat (limited to 'lib/spack/llnl/util/argparsewriter.py')
-rw-r--r--lib/spack/llnl/util/argparsewriter.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/spack/llnl/util/argparsewriter.py b/lib/spack/llnl/util/argparsewriter.py
index 6d44713e39..1ba5bd5c37 100644
--- a/lib/spack/llnl/util/argparsewriter.py
+++ b/lib/spack/llnl/util/argparsewriter.py
@@ -326,7 +326,7 @@ class ArgparseCompletionWriter(ArgparseWriter):
"""Returns the syntax needed to end a function definition.
Parameters:
- prog (str, optional): the command name
+ prog (str or None): the command name
Returns:
str: the function definition ending