How do I tell if a column in a pandas dataframe is of type datetime? How do I tell if a column is numerical?

Question

I am trying to filter the columns in a pandas dataframe based on whether they are of type date or not. I can figure out which ones are, but then would have to parse that ou

Answer 1

This code automatically identify the date column and change datatype from object to 'datetime64[ns]'. Once you got date datatype you can easily perform other operations.

for col in data.columns:
    if data[col].dtype == 'object':
        try:
            data[col] = pd.to_datetime(data[col])
        except ValueError:
            pass