python from df to dict code example
Example 1: convert a dictionary into dataframe python
import pandas as pd
data = {'col_1': [3, 2, 1, 0], 'col_2': ['a', 'b', 'c', 'd']}
pd.DataFrame.from_dict(data, orient='index').T
Example 2: pandas dataframe from dict
>>> data = {'col_1': [3, 2, 1, 0], 'col_2': ['a', 'b', 'c', 'd']}
>>> pd.DataFrame.from_dict(data)
col_1 col_2
0 3 a
1 2 b
2 1 c
3 0 d
Example 3: convert dict to dataframe
pd.DataFrame.from_dict(data, orient='index').T
Example 4: convert pandas dataframe to dict with a column as key
df.set_index('columnName').T.to_dict()