remove spaces from pandas columns code example
Example 1: Python function remove all whitespace from all character columns in dataframe
df.columns = df.columns.str.replace(' ', '')
Example 2: replace all spacec column with underscore in pandas
import pandas as pd
# remove spaces in columns name
df.columns = df.columns.str.replace(' ','_')
Example 3: delete columns pandas
df = df.drop(df.columns[[0, 1, 3]], axis=1) # df.columns is zero-based pd.Index
df.drop(['column_nameA', 'column_nameB'], axis=1, inplace=True)