Modify scarecrow for pr helper testing (#10417)

projects/github_scarecrow/fakelib.py

@@ -1,4 +1,19 @@
-
+#!/usr/bin/env python
+# Copyright 2023 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
 RAN_ONCE = False
 
 def do_something(data):
@@ -8,6 +23,6 @@ def do_something(data):
     if not data:
         return
     if data[0]:
-        print('hi')
+        print('hello')
     else:
         print('bye')