Nuke: Use AVALON_APP to get value for "app" key

openpype/hosts/nuke/api/lib.py

@@ -1,6 +1,5 @@
 import os
 import re
-import sys
 import six
 import platform
 import contextlib
@@ -679,10 +678,10 @@ def get_render_path(node):
  }
 
  nuke_imageio_writes = get_created_node_imageio_setting(**data_preset)
+ host_name = os.environ.get("AVALON_APP")
 
- application = lib.get_application(os.environ["AVALON_APP_NAME"])
  data.update({
- "application": application,
+ "app": host_name,
  "nuke_imageio_writes": nuke_imageio_writes
  })
 
@@ -805,18 +804,14 @@ def create_write_node(name, data, input=None, prenodes=None,
  '''
 
  imageio_writes = get_created_node_imageio_setting(**data)
- app_manager = ApplicationManager()
- app_name = os.environ.get("AVALON_APP_NAME")
- if app_name:
- app = app_manager.applications.get(app_name)
-
  for knob in imageio_writes["knobs"]:
  if knob["name"] == "file_type":
  representation = knob["value"]
 
+ host_name = os.environ.get("AVALON_APP")
  try:
  data.update({
- "app": app.host_name,
+ "app": host_name,
  "imageio_writes": imageio_writes,
  "representation": representation,
  })