loc iloc in pandas code example
Example 1: iloc in dataframe
df=pd.read_csv('yourcsv.csv')
X=df.iloc[:,:-1].values
y=df.iloc[:,1].values
Example 2: pandas df by row index
indices = [133, 22, 19, 203, 14, 1]
df_by_indices = df.iloc[indices, :]
Example 3: loc and iloc in pandas
iloc - default indexes (system generated)
loc - table indexes or we manually given indexes
Example 4: pandas loc iloc
df.iloc[3]
df.iloc[0:3]
df.iloc[:, 0:3]
df.iloc[0:3, 4:6]
df.iloc[[0, 3, 5], [1, 2, 4]]
df.loc[:, 'column_name']
df['column_name']
df.loc[0:5, 'column_name']
df.loc[df['column_name'] < 5]
df.loc[df['column_condition'] < 12, ['column_desired']]
Example 5: how to use loc and iloc in pandas
>>> df.iloc[0, 1]
2