/Python/How to convert data type of a column in pandas

How to convert data type of a column in pandas

# You can use "astype" method
# suppose you want to correct your "sales" column data type
df['sales'] = df['sales'].astype('float64')

Source: buggyprogrammer.com

Change dataframe column type

>>> df.astype({'col1': 'int32'}).dtypes
col1    int32
col2    int64
dtype: object

Source: pandas.pydata.org

Convert column to numeric pandas

# convert all columns of DataFrame
df = df.apply(pd.to_numeric) # convert all columns of DataFrame

# convert just columns "a" and "b"
df[["a", "b"]] = df[["a", "b"]].apply(pd.to_numeric)

Source: stackoverflow.com

Convert pandas column type

# convert all columns of DataFrame
df = df.apply(pd.to_numeric) # convert all columns of DataFrame

# convert just columns "a" and "b"
df[["a", "b"]] = df[["a", "b"]].apply(pd.to_numeric)

Source: stackoverflow.com

Similar codes

46 votes203 views6 answers
Python random list
Python
3 votes205 views6 answers
ImportError: Couldn't import Django. Are you sure it's installed and available on your PYTHONPATH environment variable? Did you forget to activate a virtual environment?
Python
104 votes231 views4 answers
Python import text file
Python
1 vote184 views1 answer
Nlargest hierarchy series pandas
Python
0 vote178 views1 answer
Most valuable features in pandas model
Python
0 vote200 views1 answer
Long press selenium python
Python
3 votes189 views1 answer
For each digit in number python
Python
1 vote190 views1 answer
How to append data to csv file in python without replacing the already present text
Python
0 vote243 views1 answer
Micropython string to int
Python
0 vote245 views1 answer
Python - Modify Strings
Python