diff --git a/datacommons/event.py b/datacommons/event.py
new file mode 100644
index 00000000..ecacd1b7
--- /dev/null
+++ b/datacommons/event.py
@@ -0,0 +1,19 @@
+# Copyright 2022 Google Inc.
+#
+# 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.
+""" API to get event data."""
+
+
+def event_series_within_place(event_type: str, containing_place: str,
+                              date: str):
+    return None
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diff --git a/datacommons/observation.py b/datacommons/observation.py
new file mode 100644
index 00000000..7da6e5c3
--- /dev/null
+++ b/datacommons/observation.py
@@ -0,0 +1,36 @@
+# Copyright 2022 Google Inc.
+#
+# 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.
+""" API to get statistical observation data."""
+
+from typing import List
+
+
+def observation_series(variable: str, entities: List[str]):
+    return None
+
+
+def observation_series_of_entities_within_place(variable: str, entity_type: str,
+                                                containing_place: str):
+    return None
+
+
+def observation_point(variable: str, entities: List[str], date: str = ""):
+    return None
+
+
+def observation_point_of_entities_within_place(variable: str,
+                                               entity_type: str,
+                                               containing_place: str,
+                                               date: str = ""):
+    return None
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