convert a dataframe to a dictionary code example

Example 1: how to make a pandas dataframe from a dictionary

>>> data = {'col_1': [3, 2, 1, 0], 'col_2': ['a', 'b', 'c', 'd']}
>>> pd.DataFrame.from_dict(data)

Example 2: pandas dataframe from dict

>>> pd.DataFrame.from_dict(data, orient='index',
...                        columns=['A', 'B', 'C', 'D'])
       A  B  C  D
row_1  3  2  1  0
row_2  a  b  c  d

Example 3: convert dict to dataframe

#Lazy way to convert json dict to df

pd.DataFrame.from_dict(data, orient='index').T

Example 4: pandas to dictionary

df.to_dict('records')

Example 5: convert pandas dataframe to dict with a column as key

df.set_index('columnName').T.to_dict()