(df)
| 44 | return df |
| 45 | |
| 46 | def cal_guidance(df): |
| 47 | df["title"] = df["title"].fillna("").str.replace("\n", " ").replace("\r", " ").replace("\t", " ") |
| 48 | df["text"] = df["text"].fillna("").str.replace("\n", " ").replace("\r", " ").replace("\t", " ") |
| 49 | return df |
| 50 | |
| 51 | def cal_sentiment(df, columns): |
| 52 | for col in columns: |