Python and .RData files

python-RData.py

import rpy2.robjects as robjects
import pandas.rpy.common as com
import pandas as pd

## load .RData and converts to pd.DataFrame
robj = robjects.r.load('test.RData')
# iterate over datasets the file
for sets in robj:
    myRData = com.load_data(sets)
    # convert to DataFrame
    if not isinstance(myRData, pd.DataFrame):
        myRData = pd.DataFrame(myRData)

## save pd.DataFrame to R dataframe
df = pd.DataFrame({'A': [1, 2, 3], 'B': [4, 5, 6], 'C':[7,8,9]},
                index=["one", "two", "three"])
r_dataframe = com.convert_to_r_dataframe(df)