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-rwxr-xr-xsrc/bootstrap/configure.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/bootstrap/configure.py b/src/bootstrap/configure.py
index bec7a1c41b4..94e02f942dc 100755
--- a/src/bootstrap/configure.py
+++ b/src/bootstrap/configure.py
@@ -739,6 +739,10 @@ def configure_file(sections, top_level_keys, targets, config):
 
 
 def write_uncommented(target, f):
+    """Writes each block in 'target' that is not composed entirely of comments to 'f'.
+
+    A block is a sequence of non-empty lines separated by empty lines.
+    """
     block = []
     is_comment = True