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README.md

@@ -1,14 +1,9 @@
-
 ---
 license: mit
 ---
-# owid_indicators
 
-Joined energy and CO2 data from Our World in Data.
+# Our World In Data Indicators
 
-This dataset is produced and published automatically by [Datadex](https://github.com/davidgasquez/datadex),
-a fully open-source, serverless, and local-first Data Platform that improves how communities collaborate on Open Data.
+Joined energy and CO2 data from Our World in Data.
 
-## Dataset Details
-- **Number of rows:** 16202
-- **Number of columns:** 207
+This dataset is produced and published automatically by [Datadex](https://github.com/davidgasquez/datadex), a fully open-source, serverless, and local-first Data Platform that improves how communities collaborate on Open Data.

datapackage.yaml

@@ -1,4 +1,4 @@
 name: owid_indicators
 resources:
-- format: parquet
-  path: data/owid_indicators.parquet
+  - format: parquet
+    path: data/owid_indicators.parquet

owid.py

@@ -0,0 +1,49 @@
+import polars as pl
+
+from datadex import materialize
+
+
+def owid_energy_data() -> pl.DataFrame:
+    """
+    Raw Energy data from Our World in Data.
+    """
+    energy_owid_url = (
+        "https://raw.githubusercontent.com/owid/energy-data/master/owid-energy-data.csv"
+    )
+
+    return pl.read_csv(
+        energy_owid_url, try_parse_dates=True, infer_schema_length=None
+    ).shrink_to_fit()
+
+
+def owid_co2_data() -> pl.DataFrame:
+    """
+    Raw CO2 data from Our World in Data.
+    """
+    co2_owid_url = (
+        "https://raw.githubusercontent.com/owid/co2-data/master/owid-co2-data.csv"
+    )
+
+    return pl.read_csv(
+        co2_owid_url, try_parse_dates=True, infer_schema_length=None
+    ).shrink_to_fit()
+
+
+def owid_indicators() -> pl.DataFrame:
+    """
+    Joined energy and CO2 data from Our World in Data.
+    """
+
+    df: pl.DataFrame = owid_energy_data().join(
+        owid_co2_data(), on=["iso_code", "year"], how="inner", suffix="_co2"
+    )
+
+    return df.sort(["iso_code", "year"])
+
+
+def main() -> None:
+    materialize(owid_indicators)
+
+
+if __name__ == "__main__":
+    main()