Merged in NRRPLT-8142-unable-to-add-a-custom-model (pull request #121)

[NRRPLT-8142] Open binary files in binary mode.

Approved-by: Ugo Albanese

hbp_nrp_cleserver/hbp_nrp_cleserver/server/CLEGazeboSimulationAssembly.py

@@ -275,7 +275,7 @@ class CLEGazeboSimulationAssembly(GazeboSimulationAssembly):  # pylint: disable=
             if not os.path.exists(os.path.dirname(brain_abs_zip_path)):
                 os.makedirs(os.path.dirname(brain_abs_zip_path))
 
-            with open(brain_abs_zip_path, 'w') as brain_zip:
+            with open(brain_abs_zip_path, 'wb') as brain_zip:
                 brain_zip.write(storage_brain_zip_data)
             # Extract and flatten
             # FixME: not sure exactly why flattening is required

hbp_nrp_cleserver/hbp_nrp_cleserver/server/_RobotCallHandler.py

@@ -344,7 +344,7 @@ class RobotCallHandler(object):
         try:
             if not os.path.exists(save_to):
                 os.makedirs(save_to)
-            with open(os.path.join(save_to, save_as), 'w') as destAbsPath:
+            with open(os.path.join(save_to, save_as), 'wb') as destAbsPath:
                 destAbsPath.write(data)
         except IOError as ex:
             logger.error("Could not write downloaded SDF %s in directory %s due to %s",