Full __geo_interface__ support, test_geojson

.gitignore

@@ -62,7 +62,6 @@ target/
 
 .ipynb_checkpoints
 .idea/*
-.vscode/*
 tools/_build
 Untitled*.ipynb
 .mypy*

altair/utils/tests/test_data.py

@@ -2,7 +2,7 @@
 import pandas as pd
 
 
-from ..data import limit_rows, MaxRowsError, sample, pipe, to_values,to_geojson_values
+from ..data import limit_rows, MaxRowsError, sample, pipe, to_values
 
 
 def _create_dataframe(N):
@@ -63,13 +63,3 @@ def test_type_error():
     for f in (sample, limit_rows, to_values):
         with pytest.raises(TypeError):
             pipe(0, f)
-
-
-def test_to_geojson_values():
-    gpd = pytest.importorskip('geopandas')
-    geo_data = gpd.GeoDataFrame({ "name": ['a','b']},
-                        geometry=[gpd.geoseries.Point((1.0, 0.0)),
-                                  gpd.geoseries.Point((0.0, 1.0))],index=['i','j'])
-    result = pipe(geo_data, to_geojson_values)
-    assert result=={'format': {'property': 'features', 'type': 'json'},
-                        'values': geo_data.__geo_interface__}

altair/vegalite/data.py

@@ -2,7 +2,7 @@
 from toolz.curried import curry, pipe
 from ..utils.core import sanitize_dataframe
 from ..utils.data import (
-    MaxRowsError, limit_rows, sample, to_csv, to_json, to_values, to_geojson_values,
+    MaxRowsError, limit_rows, sample, to_csv, to_json, to_values,
     check_data_type, DataTransformerRegistry
 )
 
@@ -24,6 +24,5 @@ def default_data_transformer(data, max_rows=5000):
     'to_csv',
     'to_json',
     'to_values',
-    'check_data_type',
-    'to_geojson_values'
+    'check_data_type'
 )

altair/vegalite/v2/__init__.py

@@ -17,7 +17,7 @@
 from .data import (
     MaxRowsError,
     pipe, curry, limit_rows,
-    sample, to_json, to_csv, to_values, to_geojson_values,
+    sample, to_json, to_csv, to_values,
     default_data_transformer,
     data_transformers
 )

altair/vegalite/v2/data.py

@@ -1,5 +1,5 @@
 from ..data import (MaxRowsError, curry, default_data_transformer, limit_rows,
-                    pipe, sample, to_csv, to_json, to_values,to_geojson_values, DataTransformerRegistry)
+                    pipe, sample, to_csv, to_json, to_values, DataTransformerRegistry)
 
 
 # ==============================================================================
@@ -27,6 +27,5 @@
     'to_csv',
     'to_json',
     'to_values',
-    'data_transformers',
-    'to_geojson_values'
+    'data_transformers'
 )