standalone publisher has defined host name in constants and is set on startup

pype/tools/standalonepublish/app.py

@@ -9,6 +9,7 @@ from Qt import QtWidgets, QtCore, QtGui
 from .widgets import (
     AssetWidget, FamilyWidget, ComponentsWidget, ShadowWidget
 )
+from .widgets.constants import HOST_NAME
 from avalon import style
 from pype.api import resources
 from avalon.api import AvalonMongoDB
@@ -208,6 +209,8 @@ class Window(QtWidgets.QDialog):
 
 
 def main():
+    os.environ["AVALON_APP"] = HOST_NAME
+
     # Allow to change icon of running process in windows taskbar
     if os.name == "nt":
         ctypes.windll.shell32.SetCurrentProcessExplicitAppUserModelID(

pype/tools/standalonepublish/widgets/constants.py

@@ -0,0 +1 @@
+HOST_NAME = "standalonepublisher"

pype/tools/standalonepublish/widgets/widget_components.py

@@ -7,6 +7,7 @@ import string
 
 from Qt import QtWidgets, QtCore
 from . import DropDataFrame
+from .constants import HOST_NAME
 from avalon import io
 from pype.api import execute, Logger
 from pype.lib import get_pype_execute_args
@@ -178,8 +179,8 @@ def set_context(project, asset, task):
 
     io.Session["current_dir"] = os.path.normpath(os.getcwd())
 
-    os.environ["AVALON_APP"] = "standalonepublish"
-    io.Session["AVALON_APP"] = "standalonepublish"
+    os.environ["AVALON_APP"] = HOST_NAME
+    io.Session["AVALON_APP"] = HOST_NAME
 
     io.uninstall()