Add init files and import changes due to restructuring

Author: JuiP

estimators/ConditionalContextualBandits/__init__.py

@@ -1,9 +1,9 @@
 import argparse, os, gzip
-import cressieread
-import ips_snips
-import mle
+from ContextualBandits import cressieread
+from ContextualBandits import ips_snips
+from ContextualBandits import mle
 import ds_parse
-import cats_utils
+from ContextualBandits import cats_utils
 
 
 def compute_estimates(log_fp, cats_transformer=None):

estimators/ContextualBandits/__init__.py

@@ -1,9 +1,9 @@
 import os, sys
 sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
-import pseudo_inverse
-import ips_snips
-import cats_utils
+from ConditionalContextualBandits import pseudo_inverse
+from ContextualBandits import ips_snips
+from ContextualBandits import cats_utils
 
 def test_single_slot_pi_equivalent_to_ips():
     """PI should be equivalent to IPS when there is only a single slot"""