PATCH v0.2.1.1

* remove __future__ annotations dependency
* remove channel inheritance in Enhance
* bugfix 3-clause Vis example in 5-datetime.ipynb
* update README

README.md

@@ -141,7 +141,9 @@ This installation includes the Lux Jupyter widget frontend, [lux-widget](https:/
     jupyter nbextension enable --py luxwidget
 ```
 
-If the installation happens correctly, you should see two `- Validating: OK` after executing the two lines above.
+If the installation happens correctly, you should see two `- Validating: OK` after executing the two lines above. 
+
+Note that Lux currently only works with Jupyter notebooks in Chrome. Support for Jupyter Lab will be coming soon. 
 If you encounter issues with the installation, please refer to [this page](https://lux-api.readthedocs.io/en/latest/source/guide/FAQ.html#troubleshooting-tips) to troubleshoot the installation. Follow [these instructions](https://lux-api.readthedocs.io/en/latest/source/getting_started/installation.html#manual-installation-dev-setup) to set up Lux for development purposes.
 
 # Support and Resources

lux/_version.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python
 # coding: utf-8
 
-version_info = (0, 2, 1)
+version_info = (0, 2, 1, 1)
 __version__ = ".".join(map(str, version_info))

lux/action/enhance.py

@@ -55,6 +55,9 @@ def enhance(ldf):
         recommendation["collection"] = []
         return recommendation
     intent = ldf._intent.copy()
+    # Clear channel so that channel not enforced based on input vis intent
+    for clause in intent:
+        clause.channel = ""
     intent = filters + attr_specs
     intent.append("?")
     vlist = lux.vis.VisList.VisList(intent, ldf)

lux/core/frame.py

@@ -34,6 +34,7 @@ class LuxDataFrame(pd.DataFrame):
     # MUST register here for new properties!!
     _metadata = [
         "_intent",
+        "_inferred_intent",
         "data_type_lookup",
         "data_type",
         "data_model_lookup",
@@ -60,6 +61,7 @@ def __init__(self, *args, **kw):
 
         self._history = History()
         self._intent = []
+        self._inferred_intent = []
         self._recommendation = {}
         self._saved_export = None
         self._current_vis = []

lux/history/history.py

@@ -12,7 +12,6 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 
-from __future__ import annotations
 from typing import List, Union, Callable, Dict
 from lux.history.event import Event
 

lux/vis/Vis.py

@@ -12,7 +12,6 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 
-from __future__ import annotations
 from typing import List, Callable, Union
 from lux.vis.Clause import Clause
 from lux.utils.utils import check_import_lux_widget
@@ -321,14 +320,7 @@ def check_not_vislist_intent(self):
             "For more information, see: https://lux-api.readthedocs.io/en/latest/source/guide/vis.html#working-with-collections-of-visualization-with-vislist"
         )
 
-        if len(self._intent) < 3:
-            for i in range(len(self._intent)):
-                if type(self._intent[i]) != Clause and (
-                    "|" in self._intent[i] or type(self._intent[i]) == list
-                ):
-                    raise TypeError(syntaxMsg)
-
-        if len(self._intent) > 2 or "?" in self._intent:
-            for i in range(len(self._intent)):
-                if type(self._intent[i]) != Clause:
-                    raise TypeError(syntaxMsg)
+        for i in range(len(self._intent)):
+            clause = self._intent[i]
+            if type(clause) != Clause and ("|" in clause or type(clause) == list or "?" in clause):
+                raise TypeError(syntaxMsg)

lux/vis/VisList.py

@@ -12,7 +12,7 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 
-from __future__ import annotations
+
 from lux.vislib.altair.AltairRenderer import AltairRenderer
 from lux.utils.utils import check_import_lux_widget
 from typing import List, Union, Callable, Dict
@@ -63,7 +63,7 @@ def set_intent(self, intent: List[Clause]) -> None:
         self.refresh_source(self._source)
 
     @property
-    def exported(self) -> VisList:
+    def exported(self):
         """
         Get selected visualizations as exported Vis List
 
@@ -100,7 +100,7 @@ def exported(self) -> VisList:
 
     def remove_duplicates(self) -> None:
         """
-        Removes duplicate visualizations in Vis List
+        Removes duplicate visualizations in VisList
         """
         self._collection = list(set(self._collection))
 

tests/test_action.py

@@ -25,6 +25,10 @@ def test_vary_filter_val(global_var):
     df.set_intent_as_vis(vis)
     df._repr_html_()
     assert len(df.recommendation["Filter"]) == len(df["SportType"].unique()) - 1
+    linechart = list(filter(lambda x: x.mark == "line", df.recommendation["Enhance"]))[0]
+    assert (
+        linechart.get_attr_by_channel("x")[0].attribute == "Year"
+    ), "Ensure recommended vis does not inherit input vis channel"
 
 
 def test_filter_inequality(global_var):