# filter\_unchanged

### Description

```python
filter_unchanged function remove reannounce value
----------------------------------------
ID      FISCAL  PIT         VALUE
----------------------------------------
60331   202103	2021-11-07	12220.917
                2022-05-10	12220.917 <- remove
----------------------------------------
```

### **Parameters**

* `df` (pandas.DataFrame): financial unpivot CM

### **Returns**

* `pandas.DataFrame`

### **Example**&#x20;

```python
# df_a is financial unpivot cm
df_a = FinHelper.filter_unchanged(df_a)
```
