map_letter_to_food_variations.py

from typing import List, Dict, Any, Iterable

def map_letter_to_food2(df: List[Dict[str,Any]], mapping: Dict) -> Iterable[Dict[str,Any]]:
    for row in df:
        row["food"] = mapping[row["value"]]
        yield row

def map_letter_to_food3(df: List[List[Any]], mapping: Dict) -> List[List[Any]]:
    for row in df:
        row.append(mapping[row[1]])
    return df

def map_letter_to_food4(df: List[List[Any]], mapping: Dict) -> pd.DataFrame:
    for row in df:
        row.append(mapping[row[1]])
    df = pd.DataFrame.from_records(df, columns=["id", "value", "food"])
    return df