diff --git a/packages/python/plotly/plotly/express/_core.py b/packages/python/plotly/plotly/express/_core.py
index de2af43131d..ff247942a3d 100644
--- a/packages/python/plotly/plotly/express/_core.py
+++ b/packages/python/plotly/plotly/express/_core.py
@@ -389,6 +389,7 @@ def make_trace_kwargs(args, trace_spec, trace_data, mapping_labels, sizeref):
]:
hover_lines = [k + "=" + v for k, v in mapping_labels.items()]
trace_patch["hovertemplate"] = hover_header + "<br>".join(hover_lines)
+ trace_patch["hovertemplate"] += "<extra></extra>"
return trace_patch, fit_results
@@ -1445,8 +1446,6 @@ def make_figure(args, constructor, trace_patch={}, layout_patch={}):
)
if trace_spec.constructor in [go.Bar, go.Violin, go.Box, go.Histogram]:
trace.update(alignmentgroup=True, offsetgroup=trace_name)
- if trace_spec.constructor not in [go.Parcats, go.Parcoords]:
- trace.update(hoverlabel=dict(namelength=0))
trace_names.add(trace_name)
# Init subplot row/col
diff --git a/packages/python/plotly/plotly/tests/test_core/test_px/test_px.py b/packages/python/plotly/plotly/tests/test_core/test_px/test_px.py
index b4880899e95..60699e6e21d 100644
--- a/packages/python/plotly/plotly/tests/test_core/test_px/test_px.py
+++ b/packages/python/plotly/plotly/tests/test_core/test_px/test_px.py
@@ -50,7 +50,7 @@ def test_custom_data_scatter():
assert fig.data[0].customdata.shape[1] == 4
assert (
fig.data[0].hovertemplate
- == "sepal_width=%{x}<br>sepal_length=%{y}<br>petal_length=%{customdata[2]}<br>petal_width=%{customdata[3]}<br>species_id=%{customdata[0]}"
+ == "sepal_width=%{x}<br>sepal_length=%{y}<br>petal_length=%{customdata[2]}<br>petal_width=%{customdata[3]}<br>species_id=%{customdata[0]}<extra></extra>"
)
diff --git a/packages/python/plotly/plotly/tests/test_core/test_px/test_px_input.py b/packages/python/plotly/plotly/tests/test_core/test_px/test_px_input.py
index 8062dd78fc3..e3786f6af90 100644
--- a/packages/python/plotly/plotly/tests/test_core/test_px/test_px_input.py
+++ b/packages/python/plotly/plotly/tests/test_core/test_px/test_px_input.py
@@ -29,17 +29,23 @@ def test_numpy_labels():
fig = px.scatter(
x=[1, 2, 3], y=[2, 3, 4], labels={"x": "time"}
) # other labels will be kw arguments
- assert fig.data[0]["hovertemplate"] == "time=%{x}<br>y=%{y}"
+ assert fig.data[0]["hovertemplate"] == "time=%{x}<br>y=%{y}<extra></extra>"
def test_with_index():
tips = px.data.tips()
fig = px.scatter(tips, x=tips.index, y="total_bill")
- assert fig.data[0]["hovertemplate"] == "index=%{x}<br>total_bill=%{y}"
+ assert (
+ fig.data[0]["hovertemplate"] == "index=%{x}<br>total_bill=%{y}<extra></extra>"
+ )
fig = px.scatter(tips, x=tips.index, y=tips.total_bill)
- assert fig.data[0]["hovertemplate"] == "index=%{x}<br>total_bill=%{y}"
+ assert (
+ fig.data[0]["hovertemplate"] == "index=%{x}<br>total_bill=%{y}<extra></extra>"
+ )
fig = px.scatter(tips, x=tips.index, y=tips.total_bill, labels={"index": "number"})
- assert fig.data[0]["hovertemplate"] == "number=%{x}<br>total_bill=%{y}"
+ assert (
+ fig.data[0]["hovertemplate"] == "number=%{x}<br>total_bill=%{y}<extra></extra>"
+ )
# We do not allow "x=index"
with pytest.raises(ValueError) as err_msg:
fig = px.scatter(tips, x="index", y="total_bill")
@@ -49,28 +55,34 @@ def test_with_index():
tips = px.data.tips()
tips.index.name = "item"
fig = px.scatter(tips, x=tips.index, y="total_bill")
- assert fig.data[0]["hovertemplate"] == "item=%{x}<br>total_bill=%{y}"
+ assert fig.data[0]["hovertemplate"] == "item=%{x}<br>total_bill=%{y}<extra></extra>"
def test_pandas_series():
tips = px.data.tips()
before_tip = tips.total_bill - tips.tip
fig = px.bar(tips, x="day", y=before_tip)
- assert fig.data[0].hovertemplate == "day=%{x}<br>y=%{y}"
+ assert fig.data[0].hovertemplate == "day=%{x}<br>y=%{y}<extra></extra>"
fig = px.bar(tips, x="day", y=before_tip, labels={"y": "bill"})
- assert fig.data[0].hovertemplate == "day=%{x}<br>bill=%{y}"
+ assert fig.data[0].hovertemplate == "day=%{x}<br>bill=%{y}<extra></extra>"
# lock down that we can pass df.col to facet_*
fig = px.bar(tips, x="day", y="tip", facet_row=tips.day, facet_col=tips.day)
- assert fig.data[0].hovertemplate == "day=%{x}<br>tip=%{y}"
+ assert fig.data[0].hovertemplate == "day=%{x}<br>tip=%{y}<extra></extra>"
def test_several_dataframes():
df = pd.DataFrame(dict(x=[0, 1], y=[1, 10], z=[0.1, 0.8]))
df2 = pd.DataFrame(dict(time=[23, 26], money=[100, 200]))
fig = px.scatter(df, x="z", y=df2.money, size="x")
- assert fig.data[0].hovertemplate == "z=%{x}<br>y=%{y}<br>x=%{marker.size}"
+ assert (
+ fig.data[0].hovertemplate
+ == "z=%{x}<br>y=%{y}<br>x=%{marker.size}<extra></extra>"
+ )
fig = px.scatter(df2, x=df.z, y=df2.money, size=df.z)
- assert fig.data[0].hovertemplate == "x=%{x}<br>money=%{y}<br>size=%{marker.size}"
+ assert (
+ fig.data[0].hovertemplate
+ == "x=%{x}<br>money=%{y}<br>size=%{marker.size}<extra></extra>"
+ )
# Name conflict
with pytest.raises(NameError) as err_msg:
fig = px.scatter(df, x="z", y=df2.money, size="y")
@@ -85,7 +97,7 @@ def test_several_dataframes():
fig = px.scatter(x=df.y, y=df2.y)
assert np.all(fig.data[0].x == np.array([3, 4]))
assert np.all(fig.data[0].y == np.array([23, 24]))
- assert fig.data[0].hovertemplate == "x=%{x}<br>y=%{y}"
+ assert fig.data[0].hovertemplate == "x=%{x}<br>y=%{y}<extra></extra>"
df = pd.DataFrame(dict(x=[0, 1], y=[3, 4]))
df2 = pd.DataFrame(dict(x=[3, 5], y=[23, 24]))
@@ -93,7 +105,10 @@ def test_several_dataframes():
fig = px.scatter(x=df.y, y=df2.y, size=df3.y)
assert np.all(fig.data[0].x == np.array([3, 4]))
assert np.all(fig.data[0].y == np.array([23, 24]))
- assert fig.data[0].hovertemplate == "x=%{x}<br>y=%{y}<br>size=%{marker.size}"
+ assert (
+ fig.data[0].hovertemplate
+ == "x=%{x}<br>y=%{y}<br>size=%{marker.size}<extra></extra>"
+ )
df = pd.DataFrame(dict(x=[0, 1], y=[3, 4]))
df2 = pd.DataFrame(dict(x=[3, 5], y=[23, 24]))
@@ -102,7 +117,8 @@ def test_several_dataframes():
assert np.all(fig.data[0].x == np.array([3, 4]))
assert np.all(fig.data[0].y == np.array([23, 24]))
assert (
- fig.data[0].hovertemplate == "x=%{x}<br>y=%{y}<br>hover_data_0=%{customdata[0]}"
+ fig.data[0].hovertemplate
+ == "x=%{x}<br>y=%{y}<br>hover_data_0=%{customdata[0]}<extra></extra>"
)
@@ -111,7 +127,7 @@ def test_name_heuristics():
fig = px.scatter(df, x=df.y, y=df.x, size=df.y)
assert np.all(fig.data[0].x == np.array([3, 4]))
assert np.all(fig.data[0].y == np.array([0, 1]))
- assert fig.data[0].hovertemplate == "y=%{marker.size}<br>x=%{y}"
+ assert fig.data[0].hovertemplate == "y=%{marker.size}<br>x=%{y}<extra></extra>"
def test_repeated_name():
@@ -133,7 +149,7 @@ def test_arrayattrable_numpy():
)
assert (
fig.data[0]["hovertemplate"]
- == "total_bill=%{x}<br>tip=%{y}<br>hover_data_0=%{customdata[0]}"
+ == "total_bill=%{x}<br>tip=%{y}<br>hover_data_0=%{customdata[0]}<extra></extra>"
)
tips = px.data.tips()
fig = px.scatter(
@@ -145,7 +161,7 @@ def test_arrayattrable_numpy():
)
assert (
fig.data[0]["hovertemplate"]
- == "total_bill=%{x}<br>tip=%{y}<br>suppl=%{customdata[0]}"
+ == "total_bill=%{x}<br>tip=%{y}<br>suppl=%{customdata[0]}<extra></extra>"
)
@@ -275,7 +291,7 @@ def test_int_col_names():
def test_data_frame_from_dict():
fig = px.scatter({"time": [0, 1], "money": [1, 2]}, x="time", y="money")
- assert fig.data[0].hovertemplate == "time=%{x}<br>money=%{y}"
+ assert fig.data[0].hovertemplate == "time=%{x}<br>money=%{y}<extra></extra>"
assert np.all(fig.data[0].x == [0, 1])
@@ -306,4 +322,4 @@ def test_pass_df_columns():
def test_size_column():
df = px.data.tips()
fig = px.scatter(df, x=df["size"], y=df.tip)
- assert fig.data[0].hovertemplate == "size=%{x}<br>tip=%{y}"
+ assert fig.data[0].hovertemplate == "size=%{x}<br>tip=%{y}<extra></extra>"