--- a/sat_frontends/jp/constants.py	Wed Jun 27 07:51:29 2018 +0200
+++ b/sat_frontends/jp/constants.py	Wed Jun 27 20:14:46 2018 +0200
@@ -26,26 +26,36 @@
     APP_NAME = u"jp"
     PLUGIN_CMD = u"commands"
     PLUGIN_OUTPUT = u"outputs"
-    OUTPUT_TEXT = u'text' # blob of unicode text
-    OUTPUT_DICT = u'dict' # simple key/value dictionary
-    OUTPUT_LIST = u'list'
-    OUTPUT_LIST_DICT = u'list_dict' # list of dictionaries
-    OUTPUT_DICT_DICT = u'dict_dict' # dict  of nested dictionaries
-    OUTPUT_COMPLEX = u'complex' # complex data (e.g. multi-level dictionary)
-    OUTPUT_XML = u'xml' # XML node (as unicode string)
-    OUTPUT_LIST_XML = u'list_xml' # list of XML nodes (as unicode strings)
-    OUTPUT_XMLUI = u'xmlui' # XMLUI as unicode string
-    OUTPUT_LIST_XMLUI = u'list_xmlui' # list of XMLUI (as unicode strings)
-    OUTPUT_TYPES = (OUTPUT_TEXT, OUTPUT_DICT, OUTPUT_LIST, OUTPUT_LIST_DICT, OUTPUT_DICT_DICT,
-                    OUTPUT_COMPLEX, OUTPUT_XML, OUTPUT_LIST_XML, OUTPUT_XMLUI, OUTPUT_LIST_XMLUI)
+    OUTPUT_TEXT = u"text"  # blob of unicode text
+    OUTPUT_DICT = u"dict"  # simple key/value dictionary
+    OUTPUT_LIST = u"list"
+    OUTPUT_LIST_DICT = u"list_dict"  # list of dictionaries
+    OUTPUT_DICT_DICT = u"dict_dict"  # dict  of nested dictionaries
+    OUTPUT_COMPLEX = u"complex"  # complex data (e.g. multi-level dictionary)
+    OUTPUT_XML = u"xml"  # XML node (as unicode string)
+    OUTPUT_LIST_XML = u"list_xml"  # list of XML nodes (as unicode strings)
+    OUTPUT_XMLUI = u"xmlui"  # XMLUI as unicode string
+    OUTPUT_LIST_XMLUI = u"list_xmlui"  # list of XMLUI (as unicode strings)
+    OUTPUT_TYPES = (
+        OUTPUT_TEXT,
+        OUTPUT_DICT,
+        OUTPUT_LIST,
+        OUTPUT_LIST_DICT,
+        OUTPUT_DICT_DICT,
+        OUTPUT_COMPLEX,
+        OUTPUT_XML,
+        OUTPUT_LIST_XML,
+        OUTPUT_XMLUI,
+        OUTPUT_LIST_XMLUI,
+    )
 
     # Pubsub options flags
-    SERVICE = u'service'  # service required
-    NODE = u'node'  # node required
-    ITEM = u'item'  # item required
-    SINGLE_ITEM = u'single_item'  # only one item is allowed
-    MULTI_ITEMS = u'multi_items'  # multiple items are allowed
-    NO_MAX = u'no_max'  # don't add --max option for multi items
+    SERVICE = u"service"  # service required
+    NODE = u"node"  # node required
+    ITEM = u"item"  # item required
+    SINGLE_ITEM = u"single_item"  # only one item is allowed
+    MULTI_ITEMS = u"multi_items"  # multiple items are allowed
+    NO_MAX = u"no_max"  # don't add --max option for multi items
 
     # ANSI
     A_HEADER = A.BOLD + A.FG_YELLOW
@@ -54,7 +64,7 @@
     A_LEVEL_COLORS = (A_HEADER, A.BOLD + A.FG_BLUE, A.FG_MAGENTA, A.FG_CYAN)
     A_SUCCESS = A.BOLD + A.FG_GREEN
     A_FAILURE = A.BOLD + A.FG_RED
-    # A_PROMPT_* is for shell
+    #  A_PROMPT_* is for shell
     A_PROMPT_PATH = A.BOLD + A.FG_CYAN
     A_PROMPT_SUF = A.BOLD
     # Files
@@ -68,8 +78,10 @@
     EXIT_BRIDGE_ERROR = 3  # can't connect to bridge
     EXIT_BRIDGE_ERRBACK = 4  # something went wrong when calling a bridge method
     EXIT_NOT_FOUND = 16  # an item required by a command was not found
-    EXIT_DATA_ERROR = 17  # data needed for a command is invalid
+    EXIT_DATA_ERROR = 17  #  data needed for a command is invalid
     EXIT_USER_CANCELLED = 20  # user cancelled action
-    EXIT_FILE_NOT_EXE = 126  # a file to be executed was found, but it was not an executable utility (cf. man 1 exit)
+    EXIT_FILE_NOT_EXE = (
+        126
+    )  # a file to be executed was found, but it was not an executable utility (cf. man 1 exit)
     EXIT_CMD_NOT_FOUND = 127  # a utility to be executed was not found (cf. man 1 exit)
     EXIT_SIGNAL_INT = 128  # a command was interrupted by a signal (cf. man 1 exit)