googleapis
diff --git a/‎testing/constraints-3.10.txt b/‎testing/constraints-3.10.txt
diff --git a/‎testing/constraints-3.11.txt b/‎testing/constraints-3.11.txt
diff --git a/‎testing/constraints-3.6.txt
+9 b/‎testing/constraints-3.6.txt
+9
diff --git a/‎testing/constraints-3.7.txt b/‎testing/constraints-3.7.txt
diff --git a/‎testing/constraints-3.8.txt b/‎testing/constraints-3.8.txt
diff --git a/‎testing/constraints-3.9.txt b/‎testing/constraints-3.9.txt
@@ -0,0 +1,9 @@
+# This constraints file is used to check that lower bounds
+# are correct in setup.py
+# List *all* library dependencies and extras in this file.
+# Pin the version to the lower bound.
+#
+# e.g., if setup.py has "foo >= 1.14.0, < 2.0.0dev",
+# Then this file should have foo==1.14.0
+sqlparse==0.3.0
+google-cloud-spanner==2.1.0