From 3dd5a8aef5ac6e467fde6c96b605bc6a2c1930c8 Mon Sep 17 00:00:00 2001
From: wu lei <uwydoc@gmail.com>
Date: Wed, 30 Aug 2017 21:29:05 +0800
Subject: [PATCH 1/2] allow no whitespaces between `VALUES` and `(` when do
 bulk insert/replace

---
 pymysql/cursors.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pymysql/cursors.py b/pymysql/cursors.py
index 86475c00..89cbe1e7 100644
--- a/pymysql/cursors.py
+++ b/pymysql/cursors.py
@@ -12,7 +12,7 @@
 #: executemany only suports simple bulk insert.
 #: You can use it to load large dataset.
 RE_INSERT_VALUES = re.compile(
-    r"\s*((?:INSERT|REPLACE)\s.+\sVALUES?\s+)" +
+    r"\s*((?:INSERT|REPLACE)\s.+\sVALUES?\s*)" +
     r"(\(\s*(?:%s|%\(.+\)s)\s*(?:,\s*(?:%s|%\(.+\)s)\s*)*\))" +
     r"(\s*(?:ON DUPLICATE.*)?);?\s*\Z",
     re.IGNORECASE | re.DOTALL)

From 2638a6233821e341fb3604396113c779216fc941 Mon Sep 17 00:00:00 2001
From: wulei <lei.wu@high-flyer.cn>
Date: Tue, 5 Sep 2017 18:46:50 +0800
Subject: [PATCH 2/2] fix regex pattern and add test case

NOTE:
copied from https://github.com/PyMySQL/mysqlclient-python/commit/354dcb59e286b0db3b108c92760d3ec135a8bc23
---
 pymysql/cursors.py           | 2 +-
 pymysql/tests/test_cursor.py | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/pymysql/cursors.py b/pymysql/cursors.py
index 89cbe1e7..baf0972e 100644
--- a/pymysql/cursors.py
+++ b/pymysql/cursors.py
@@ -12,7 +12,7 @@
 #: executemany only suports simple bulk insert.
 #: You can use it to load large dataset.
 RE_INSERT_VALUES = re.compile(
-    r"\s*((?:INSERT|REPLACE)\s.+\sVALUES?\s*)" +
+    r"\s*((?:INSERT|REPLACE)\b.+\bVALUES?\s*)" +
     r"(\(\s*(?:%s|%\(.+\)s)\s*(?:,\s*(?:%s|%\(.+\)s)\s*)*\))" +
     r"(\s*(?:ON DUPLICATE.*)?);?\s*\Z",
     re.IGNORECASE | re.DOTALL)
diff --git a/pymysql/tests/test_cursor.py b/pymysql/tests/test_cursor.py
index 431ef4dd..add04755 100644
--- a/pymysql/tests/test_cursor.py
+++ b/pymysql/tests/test_cursor.py
@@ -79,6 +79,10 @@ def test_executemany(self):
         self.assertIsNotNone(m, 'error parse %(id_name)s')
         self.assertEqual(m.group(3), ' ON duplicate update', 'group 3 not ON duplicate update, bug in RE_INSERT_VALUES?')
 
+        # https://github.com/PyMySQL/PyMySQL/pull/597
+        m = pymysql.cursors.RE_INSERT_VALUES.match("INSERT INTO bloup(foo, bar)VALUES(%s, %s)")
+        assert m is not None
+
         # cursor._executed must bee "insert into test (data) values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9)"
         # list args
         data = range(10)