added fix to google module installing without __init__.py files causi…

…ng linter fails

scripts/install_third_party_libs.py

@@ -167,6 +167,25 @@ def compile_protobuf_files(proto_files_paths: List[str]) -> None:
                 r'^import (\w*_pb2 as)', r'from proto_files import \1')
 
 
+def fix_google_module(correct_google_path):
+    """Fixes the google module by creating __init__.py files in the
+    correct google module directory.
+
+    Args:
+        correct_google_path: str. The path to the correct google module.
+    """
+    print(
+        'Checking that all google library modules contain __init__.py files...')
+    for path_list in os.walk(correct_google_path):
+        root_path = path_list[0]
+        if not root_path.endswith('__pycache__'):
+            with utils.open_file(
+                os.path.join(root_path, '__init__.py'), 'a'):
+                # If the file doesn't exist, it is created. If it does exist,
+                # this open does nothing.
+                pass
+
+
 def main() -> None:
     """Install third-party libraries for Oppia."""
     if feconf.OPPIA_IS_DOCKERIZED:
@@ -210,22 +229,12 @@ def main() -> None:
                 common.GOOGLE_APP_ENGINE_SDK_HOME, 'google', 'pyglib'),
             os.path.join(correct_google_path, 'pyglib'))
 
-    # The following for loop populates all of the google modules with
-    # the correct __init__.py files if they do not exist. This solves the bug
-    # mentioned below where namespace packages sometimes install modules without
-    # __init__.py files (python requires modules to have __init__.py files in
-    # in order to recognize them as modules and import them):
+    # Following function populates google module with __init__.py files. This
+    # solves the bug mentioned below where namespace packages sometimes install
+    # modules without __init__.py files (python requires modules to have
+    # __init__.py files in order to recognize them as modules and import them):
     # https://github.com/googleapis/python-ndb/issues/518
-    print(
-        'Checking that all google library modules contain __init__.py files...')
-    for path_list in os.walk(correct_google_path):
-        root_path = path_list[0]
-        if not root_path.endswith('__pycache__'):
-            with utils.open_file(
-                os.path.join(root_path, '__init__.py'), 'a'):
-                # If the file doesn't exist, it is created. If it does exist,
-                # this open does nothing.
-                pass
+    fix_google_module(correct_google_path)
 
     if common.is_windows_os():
         tweak_yarn_executable()

scripts/linters/run_lint_checks.py

@@ -640,6 +640,9 @@ def main(args: Optional[List[str]] = None) -> None:
 
     if not feconf.OPPIA_IS_DOCKERIZED:
         install_third_party_libs.main()
+    else:
+        install_third_party_libs.fix_google_module(
+            '/app/oppia/third_party/python_libs/google')
 
     print('Starting Linter....')