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PX can accept non-pandas dataframes that can .to_pandas() #3901

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Merged
merged 2 commits into from
Jun 8, 2023
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PX can accept non-pandas dataframes that can .to_pandas() #3901

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8b58c7f
PX can accept non-pandas dataframes that can .to_pandas()
nicolaskruchten Sep 25, 2022
0e0eaa8
Merge branch 'master' into px_to_pandas
alexcjohnson Jun 8, 2023
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3 changes: 2 additions & 1 deletion CHANGELOG.md
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Expand Up @@ -4,7 +4,6 @@ This project adheres to [Semantic Versioning](http://semver.org/).

## [UNRELEASED]


### Updated
- Updated Plotly.js from version 2.20.0 to version 2.24.1. See the [plotly.js CHANGELOG](https://github.com/plotly/plotly.js/blob/master/CHANGELOG.md#2241----2023-06-07) for more information. Notable changes include:
- Add pattern to pie, funnelarea, sunburst, icicle and treemap traces [[#6601](https://github.com/plotly/plotly.js/pull/6601), [#6619](https://github.com/plotly/plotly.js/pull/6619), [#6622](https://github.com/plotly/plotly.js/pull/6622), [#6626](https://github.com/plotly/plotly.js/pull/6626), [#6627](https://github.com/plotly/plotly.js/pull/6627), [#6628](https://github.com/plotly/plotly.js/pull/6628), [#6629](https://github.com/plotly/plotly.js/pull/6629)], with thanks to @thierryVergult for the contribution!
Expand All @@ -17,6 +16,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
this feature was anonymously sponsored: thank you to our sponsor!
- Add `legend.xref` and `legend.yref` to enable container-referenced positioning of legends [[#6589](https://github.com/plotly/plotly.js/pull/6589)], with thanks to [Gamma Technologies](https://www.gtisoft.com/) for sponsoring the related development.
- Add `colorbar.xref` and `colorbar.yref` to enable container-referenced positioning of colorbars [[#6593](https://github.com/plotly/plotly.js/pull/6593)], with thanks to [Gamma Technologies](https://www.gtisoft.com/) for sponsoring the related development.
- `px` methods now accept data-frame-like objects that support a `to_pandas()` method, such as polars, cudf, vaex etc
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@nicolaskruchten Looks like vaex doesn't have to_pandas method, only to_pandas_df.

Therefore, tests with vaex do not pass in #4244.


### Fixed
- Fixed another compatibility issue with Pandas 2.0, just affecting `px.*(line_close=True)` [[#4190](https://github.com/plotly/plotly.py/pull/4190)]
Expand All @@ -27,6 +27,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
- Remove `use_2to3` setuptools arg, which is invalid in the latest Python and setuptools versions [[#4206](https://github.com/plotly/plotly.py/pull/4206)]
- Fix [#4066](https://github.com/plotly/plotly.py/issues/4066) JupyterLab v4 giving tiny default graph height [[#4227](https://github.com/plotly/plotly.py/pull/4227)]
- Fixed issue with `colors.n_colors` where generated RGB color values were not being constrained to stay between 0 and 255 [[#4110](https://github.com/plotly/plotly.py/pull/4110)]
- Fix streamline figure factory with recent versions of Numpy

## [5.14.1] - 2023-04-05

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5 changes: 4 additions & 1 deletion packages/python/plotly/plotly/express/_core.py
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Expand Up @@ -1307,7 +1307,10 @@ def build_dataframe(args, constructor):
# Cast data_frame argument to DataFrame (it could be a numpy array, dict etc.)
df_provided = args["data_frame"] is not None
if df_provided and not isinstance(args["data_frame"], pd.DataFrame):
args["data_frame"] = pd.DataFrame(args["data_frame"])
if hasattr(args["data_frame"], "to_pandas"):
args["data_frame"] = args["data_frame"].to_pandas()
else:
args["data_frame"] = pd.DataFrame(args["data_frame"])
df_input = args["data_frame"]

# now we handle special cases like wide-mode or x-xor-y specification
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