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@@ -0,0 +1,52 @@
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+# 2882. Drop Duplicate Rows
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+
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+import sys
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+
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+import pandas as pd
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+
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+def dropDuplicateEmails(customers: pd.DataFrame) -> pd.DataFrame:
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+ return customers.drop_duplicates(subset=['email'], keep='first')
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+
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+
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+def main() -> int:
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+
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+ def r(customers: pd.DataFrame, exp: pd.DataFrame) -> None:
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+ res: pd.DataFrame = dropDuplicateEmails(customers)
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+ print(f"dropDuplicateEmails({customers}) = {res} | exp: {exp}")
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+ pass
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+
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+ r(
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+ pd.DataFrame.from_dict(
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+ {
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+ "customer_id": [1, 2, 3, 4, 5, 6],
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+ "name": ["Ella", "David", "Zachary", "Alice", "Finn", "Violet"],
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+ "email": [
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+ "emily@example.com",
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+ "michael@example.com",
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+ "sarah@example.com",
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+ "john@example.com",
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+ "john@example.com",
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+ "alice@example.com",
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+ ],
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+ }
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+ ),
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+ pd.DataFrame.from_dict(
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+ {
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+ "customer_id": [1, 2, 3, 4, 6],
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+ "name": ["Ella", "David", "Zachary", "Alice", "Violet"],
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+ "email": [
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+ "emily@example.com",
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+ "michael@example.com",
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+ "sarah@example.com",
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+ "john@example.com",
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+ "alice@example.com",
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+ ],
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+ }
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+ ),
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+ )
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+
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+ return 0
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+
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+
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+if __name__ == "__main__":
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+ sys.exit(main())
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