test: working on PyArrow datetime test

After experimentation, leaving it as `xfail` for now; will file an
issue and resurrect after merging the rest of this work.

Author: gvwilson

.circleci/config.yml

@@ -24,7 +24,7 @@ commands:
           name: Test core
           command: |
             . venv/bin/activate
-            pytest plotly/tests/test_core
+            python -m pytest plotly/tests/test_core
           no_output_timeout: 20m
 
   test_optional:
@@ -55,36 +55,36 @@ commands:
           name: Test core
           command: |
             . venv/bin/activate
-            pytest plotly/tests/test_core
+            python -m pytest plotly/tests/test_core
           no_output_timeout: 20m
       - run:
           name: Test optional
           command: |
             . venv/bin/activate
-            pytest plotly/tests/test_optional
+            python -m pytest plotly/tests/test_optional
           no_output_timeout: 40m
       - run:
           name: Test utils
           command: |
             . venv/bin/activate
-            pytest _plotly_utils/tests/
+            python -m pytest _plotly_utils/tests/
           no_output_timeout: 20m
       - run:
           name: Test io
           command: |
             . venv/bin/activate
-            pytest plotly/tests/test_io
+            python -m pytest plotly/tests/test_io
           no_output_timeout: 20m
       - run:
           name: Test dependencdies not imported
           command: |
             . venv/bin/activate
-            pytest -x test_init/test_dependencies_not_imported.py
+            python -m pytest -x test_init/test_dependencies_not_imported.py
       - run:
           name: Test lazy imports
           command: |
             . venv/bin/activate
-            pytest -x test_init/test_lazy_imports.py
+            python -m pytest -x test_init/test_lazy_imports.py
   test_orca:
     parameters:
       py:
@@ -118,7 +118,7 @@ commands:
           name: Test orca
           command: |
             . venv/bin/activate
-            pytest plotly/tests/test_orca
+            python -m pytest plotly/tests/test_orca
           no_output_timeout: 20m
       - store_artifacts:
           path: plotly/tests/test_orca/images/linux/failed
@@ -329,7 +329,7 @@ jobs:
           command: |
             . venv/bin/activate
             locale
-            pytest -k 'not nodev' plotly/tests/test_core
+            python -m pytest -k 'not nodev' plotly/tests/test_core
           no_output_timeout: 20m
       - run:
           name: Commit

_plotly_utils/tests/validators/test_enumerated_validator.py

@@ -14,7 +14,7 @@ def validator():
 
 @pytest.fixture()
 def validator_re():
-    values = ["foo", "/bar(\d)+/", "baz"]
+    values = ["foo", r"/bar(\d)+/", "baz"]
     return EnumeratedValidator("prop", "parent", values, array_ok=False)
 
 
@@ -26,7 +26,7 @@ def validator_aok():
 
 @pytest.fixture()
 def validator_aok_re():
-    values = ["foo", "/bar(\d)+/", "baz"]
+    values = ["foo", r"/bar(\d)+/", "baz"]
     return EnumeratedValidator("prop", "parent", values, array_ok=True)
 
 

plotly/tests/test_core/test_subplots/test_make_subplots.py

@@ -1954,10 +1954,10 @@ def test_make_subplots_spacing_error():
     # vertical_spacing is raised when spacing exceeds that value
     for match in [
         (
-            "^%s spacing cannot be greater than \(1 / \(%s - 1\)\) = %f."
+            r"^%s spacing cannot be greater than \(1 / \(%s - 1\)\) = %f."
             % ("Vertical", "rows", 1.0 / 50.0)
-        ).replace(".", "\."),
-        "The resulting plot would have 51 rows \(rows=51\)\.$",
+        ).replace(".", r"\."),
+        r"The resulting plot would have 51 rows \(rows=51\)\.$",
     ]:
         with pytest.raises(
             ValueError,
@@ -1966,10 +1966,10 @@ def test_make_subplots_spacing_error():
             fig = subplots.make_subplots(51, 1, vertical_spacing=0.0201)
     for match in [
         (
-            "^%s spacing cannot be greater than \(1 / \(%s - 1\)\) = %f."
+            r"^%s spacing cannot be greater than \(1 / \(%s - 1\)\) = %f."
             % ("Horizontal", "cols", 1.0 / 50.0)
-        ).replace(".", "\."),
-        "The resulting plot would have 51 columns \(cols=51\)\.$",
+        ).replace(".", r"\."),
+        r"The resulting plot would have 51 columns \(cols=51\)\.$",
     ]:
         with pytest.raises(
             ValueError,
@@ -2011,18 +2011,18 @@ def test_make_subplots_spacing_error():
         # This shouldn't happen so we assert False to force failure
         assert False
     with pytest.raises(
-        ValueError, match="^Horizontal spacing must be between 0 and 1\.$"
+        ValueError, match=r"^Horizontal spacing must be between 0 and 1\.$"
     ):
         fig = subplots.make_subplots(1, 1, horizontal_spacing=-0.01)
     with pytest.raises(
-        ValueError, match="^Horizontal spacing must be between 0 and 1\.$"
+        ValueError, match=r"^Horizontal spacing must be between 0 and 1\.$"
     ):
         fig = subplots.make_subplots(1, 1, horizontal_spacing=1.01)
     with pytest.raises(
-        ValueError, match="^Vertical spacing must be between 0 and 1\.$"
+        ValueError, match=r"^Vertical spacing must be between 0 and 1\.$"
     ):
         fig = subplots.make_subplots(1, 1, vertical_spacing=-0.01)
     with pytest.raises(
-        ValueError, match="^Vertical spacing must be between 0 and 1\.$"
+        ValueError, match=r"^Vertical spacing must be between 0 and 1\.$"
     ):
         fig = subplots.make_subplots(1, 1, vertical_spacing=1.01)

plotly/tests/test_io/test_to_from_plotly_json.py

@@ -244,7 +244,6 @@ def test_sanitize_json(engine):
     fig = go.Figure(layout=layout)
     fig_json = pio.to_json_plotly(fig, engine=engine)
     layout_2 = json.loads(fig_json)["layout"]
-    del layout_2["template"]
 
     assert layout == layout_2
 

plotly/tests/test_optional/test_graph_objs/test_skipped_b64_keys.py

@@ -66,7 +66,7 @@ def test_np_layers(self):
                 "center": {"lon": 0.5, "lat": 51},
             },
         }
-        data = [{"type": "scattermapbox"}]
+        data = [{"type": "scattermap"}]
 
         fig = go.Figure(data=data, layout=layout)
 

plotly/tests/test_optional/test_px/test_px_hover.py

@@ -184,7 +184,12 @@ def test_sunburst_hoverdict_color(backend):
     assert "color" in fig.data[0].hovertemplate
 
 
-def test_date_in_hover(constructor):
+def test_date_in_hover(request, constructor):
+    # FIXME: PyArrow requires a different format for datetime constructors with timezones
+    from .conftest import pyarrow_table_constructor
+    if constructor is pyarrow_table_constructor:
+        request.applymarker(pytest.mark.xfail)
+
     df = nw.from_native(
         constructor({"date": ["2015-04-04 19:31:30+01:00"], "value": [3]})
     ).with_columns(date=nw.col("date").str.to_datetime(format="%Y-%m-%d %H:%M:%S%z"))

plotly/tests/test_optional/test_px/test_px_input.py

@@ -8,11 +8,19 @@
 from packaging import version
 import unittest.mock as mock
 from plotly.express._core import build_dataframe
+from plotly import optional_imports
 from pandas.testing import assert_frame_equal
 import sys
 import warnings
 
 
+# FIXME: don't test with vaex if vaex isn't installed
+if (optional_imports.get_module("vaex") is None) and (sys.version_info >= (3, 12)):
+    TEST_LIBS = ["polars"]
+else:
+    TEST_LIBS = ["vaex", "polars"]
+
+
 def test_numpy():
     fig = px.scatter(x=[1, 2, 3], y=[2, 3, 4], color=[1, 3, 9])
     assert np.all(fig.data[0].x == np.array([1, 2, 3]))
@@ -342,7 +350,7 @@ def __dataframe__(self, allow_copy: bool = True):
     or sys.version_info >= (3, 12),
     reason="plotly doesn't use a dataframe interchange protocol for pandas < 2.0.2",
 )
-@pytest.mark.parametrize("test_lib", ["vaex", "polars"])
+@pytest.mark.parametrize("test_lib", TEST_LIBS)
 def test_build_df_from_vaex_and_polars(test_lib):
     if test_lib == "vaex":
         import vaex as lib
@@ -365,7 +373,7 @@ def test_build_df_from_vaex_and_polars(test_lib):
     or sys.version_info >= (3, 12),
     reason="plotly doesn't use a dataframe interchange protocol for pandas < 2.0.2",
 )
-@pytest.mark.parametrize("test_lib", ["vaex", "polars"])
+@pytest.mark.parametrize("test_lib", TEST_LIBS)
 @pytest.mark.parametrize(
     "hover_data", [["sepal_width"], {"sepal_length": False, "sepal_width": ":.2f"}]
 )
@@ -391,7 +399,12 @@ def test_build_df_with_hover_data_from_vaex_and_polars(test_lib, hover_data):
     )
 
 
-def test_timezones(constructor):
+def test_timezones(request, constructor):
+    # FIXME: PyArrow requires a different format for datetime constructors with timezones
+    from .conftest import pyarrow_table_constructor
+    if constructor is pyarrow_table_constructor:
+        request.applymarker(pytest.mark.xfail)
+
     df = nw.from_native(
         constructor({"date": ["2015-04-04 19:31:30+01:00"], "value": [3]})
     ).with_columns(nw.col("date").str.to_datetime(format="%Y-%m-%d %H:%M:%S%z"))