def METHOD_NAME():
    df = pd.DataFrame({"A": pd.date_range("20130101", periods=3, tz="US/Eastern")})
    schema = sch.infer(df)
    expected = ibis.schema([("A", "timestamp('US/Eastern')")])
    assert schema.equals(expected)
    assert schema.types[0].equals(dt.Timestamp("US/Eastern"))