Merge pull request #216 in LCL/wolframclientforpython from docs/fix-serialization to master

* commit 'a36eec8c29888dbccb4e3d11081ee3b881a1e06d':
  minor update repr of controller
  minor doc fix
  clarified conversion of classes with iter method

Author: Dorian Birraux

docs/docpages/public_api.rst

@@ -79,10 +79,10 @@ Example::
     >>> export({"list": [1, 2, 3], "set": set([1, 2, 2, 4]), "frozenset": frozenset([1, 2, 2, 4]), "dict": dict(a = 2)})
     '<|"list" -> {1, 2, 3}, "set" -> {1, 2, 4}, "frozenset" -> {1, 2, 4}, "dict" -> <|"a" -> 2|>|>'
 
-Any class that has an `__iter__` method is converted to a Wolfram Language :wl:`List`::
+If no converter is defined for a class that has an `__iter__` method, it is converted to a Wolfram Language :wl:`List`::
 
     >>> export((i + 2 for i in range(10)))
-    '"{2, 3, 4, 5, 6, 7, 8, 9, 10, 11}"'
+    '{2, 3, 4, 5, 6, 7, 8, 9, 10, 11}'
 
 Python generators are also serialized as :wl:`List`::
 

wolframclient/evaluation/kernel/kernelcontroller.py

@@ -592,7 +592,7 @@ def _cancel_tasks(self):
 
     def __repr__(self):
         if self.started:
-            return '<%s[%s🔵], "%s", pid:%i, kernel sockets: (in:%s, out:%s)>'\
+            return '<%s[%s ✅], "%s", pid:%i, kernel sockets: (in:%s, out:%s)>'\
                    % (
                 self.__class__.__name__,
                 self.name,
@@ -602,7 +602,7 @@ def __repr__(self):
                 self.kernel_socket_out.uri,
             )
         else:
-            return '<%s[%s🔴], "%s">' % (self.__class__.__name__, self.name, self.kernel)
+            return '<%s[%s ❌], "%s">' % (self.__class__.__name__, self.name, self.kernel)
 
 
 class _StartEvent(object):