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fix: WTI line missing in gasoline overlay chart #59

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Merged
irinasun120 merged 1 commit into from
Apr 30, 2026
Merged

fix: WTI line missing in gasoline overlay chart #59

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4 changes: 2 additions & 2 deletions pages/4_Gasoline_Price.py
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Original file line number Diff line number Diff line change
Expand Up @@ -148,7 +148,7 @@ def load_wti() -> pd.DataFrame:
client = get_bq_client()
query = f"SELECT week, wti_price FROM `{WTI_TABLE}` ORDER BY week"
df = client.query(query).to_dataframe(create_bqstorage_client=False)
df["week"] = pd.to_datetime(df["week"])
df["week"] = pd.to_datetime(df["week"]).dt.to_period("W").dt.start_time
df["wti_price"] = pd.to_numeric(df["wti_price"], errors="coerce")
return df.dropna().sort_values("week").reset_index(drop=True)

Expand Down Expand Up @@ -192,7 +192,7 @@ def load_wti() -> pd.DataFrame:
st.warning("No data available for selected date range.")
st.stop()

merged = filtered.merge(wti, on="week", how="left")
merged = filtered.merge(wti, on="week", how="inner")

filtered["gas_smooth"] = filtered["gasoline_price"].rolling(4, center=True).mean()
filtered["weekly_change"] = filtered["gasoline_price"].diff()
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