def importr(pkg_name):
try:
pkg = rpy2_importr(pkg_name)
except RRuntimeError:
raise RDependencyError(
'Required R package {} is not installed'.format(pkg_name))
else:
return pkg
print_function, unicode_literals)
from builtins import (ascii, bytes, chr, dict, filter, hex, input,
int, map, next, oct, open, pow, range, round,
str, super, zip)
from contextlib import contextmanager
from rpy2 import robjects
from rpy2.robjects import pandas2ri
from rpy2.rinterface import RNULLType, RRuntimeError
from rpy2.robjects.packages import importr as rpy2_importr
pandas2ri.activate()
base = rpy2_importr('base')
class RDependencyError(Exception):
def __init__(self, value):
self.value = value
def __str__(self):
return repr(self.value)
def pandas_to_dataframe(pd_frame, check_names=False):
r_frame = pandas2ri.py2ri_pandasdataframe(pd_frame)
r_frame.colnames = pd_frame.columns
if not check_names:
