From fbf9a576fe40ad8e4d51bb922bb454c317f73403 Mon Sep 17 00:00:00 2001
From: Simon Heisterkamp <simon@heisterkamp.dk>
Date: Sun, 1 Jan 2023 14:20:52 +0000
Subject: additional documentation

---
 sqlparse/lexer.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'sqlparse')

diff --git a/sqlparse/lexer.py b/sqlparse/lexer.py
index 657177c..6e17fca 100644
--- a/sqlparse/lexer.py
+++ b/sqlparse/lexer.py
@@ -50,7 +50,9 @@ class Lexer(metaclass=_LexerSingletonMetaclass):
 
     def clear(self):
         """Clear all syntax configurations.
-        Useful if you want to load a reduced set of syntax configurations."""
+        Useful if you want to load a reduced set of syntax configurations.
+        After this call, reg-exps and keyword dictionaries need to be loaded
+        to make the lexer functional again."""
         self._SQL_REGEX = []
         self._keywords = []
 
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