build(deps): update hvplot requirement from ~=0.8.0 to ~=0.8.1

[dependabot]

Updates the requirements on hvplot to permit the latest version.

Release notes

Sourced from hvplot's releases.

Version 0.8.1

August 26, 2022

The 0.8.1 release is a bug fix release, focusing mostly on improving .interactive and the explorer. The documentation has seen some improvements too; @​MarcSkovMadsen has been improving the docstrings so make sure to check them out. Many thanks to @​jlstevens, @​Hoxbro, @​maximlt, @​philippjfr and @​MarcSkovMadsen for contributing!

• Interactive:
  • Set interactive function to lazy to avoid calling it twice (772)
  • Add support for hvplot kind accessor (781, 858)
  • Add more tests to Interactive and some comments (812)
  • Fixes to the operators implemented by Interactive (814)
  • Propagate max_rows (815)
  • Only register the function parameters watchers once (818)
  • Do not re-execute transform on copied clones (833)
  • Internal callback made dependent only when parameters are found (857)
• Explorer:
  • Make the explorer easier to use (799)
  • Enhancement to Fields tab in explorer (811)
  • Remove the marker styling option of the explorer (809)
• Plot:
  • Make rescale_discrete_levels a plot option (758)
  • Ensure that dataframes with multiple columns are categorically shaded (759)
  • Display a color bar when rasterize is enabled (782)
  • Update the expected DataSet plot title after xarray 2022.6.0 (795)
  • Set categorically shaded when there's more than one variable (843)
  • Clone GeoViews' features (850)
• Documentation:
  • Add new and improve existing docstrings (793, 826, 827, 822)
  • Update developer install instructions (794)
  • Rework the landing page and add a Getting started guide (838)
• Misc:
  • No longer use basestring from holoviews.core.util (757)
  • Ensure that repr is initialized on hvplot backend import (774)
  • Add RGB test data (779)
  • Add flatten utility function (798)

Changelog

Sourced from hvplot's changelog.

Version 0.8.0

May 8, 2022

The 0.8.0 release is a minor release with some exciting new features and a large number of bug fixes and enhancements. Many thanks to @​FabianHofmann, @​jomey, @​ablythed, @​jlstevens, @​Hoxbro, @​michaelaye, @​MridulS, @​ppwadhwa, @​maximlt, @​philippjfr for contributing!

Main new features:

• Add ability to call .interactive() on bound functions (#720)
• Add support to the Matplotlib and Plotly backends (#653)
• Add the hvPlotExplorer, a Panel UI component designed to explore data (#638, #639, #651, #710, #726)

Enhancements:

• Interactive:
  • Allow using getitem on an accessor in interactive (#633)
  • Allow attribute access on ufunc on interactive (#635)
  • Enhancements for interactive API (#640)
  • Flatten op_args to be able to find nested widgets (#699)
• Allow dynspread to be used with rasterize (#637)
• Add a title to xarray plots with scalar coords (#659)
• Adding datashade and rasterize options to scatter_matrix (#495)
• Update the default internal value of clim to support Matplotlib (#679)
• Ensure bokeh/panel extension is loaded only once (#686)
• Add support for planar layout from Networkx (#700)
• Wrap color in hv.dim when it matches a dimension/column (#717)
• Expose datashader line_width and rescale_discrete_levels options (#731)
• Improve array-like handling for x and y inputs (#714)

Fixes:

• Interactive:
  • Interactive fixes (#630)
  • Fix for interactive transform (#632)
  • Fix issue with accessors on interactive (#641)
  • Consistently dereference attribute access (#642)
• State that the data cannot be symmetric if it's empty (#680)
• Disable hover on errorbars plot (#721)
• Fix application of the scale argument for geoviews features (#725)

Documentation:

• Add scatter matrix reference (#689)
• Plotting user guide enhancement (#694)
• Download a tutorial file with the right filename (#711)
• Add more imports to try/except import check (#693)
• Various minor documentation enhancements and fixes (#625, #643, #644, #663, #678, #722)

Maintenance:

• Drop support for Python 2.7, minimum supported version is now Python 3.6 (#702)
• Changed to packaging.version (#708)

Version 0.7.3

... (truncated)

Commits

• 41bf83a add release notes (#864)
• 9aa49b7 callback dependent only when parameters found (#857)
• e80e6df no dmap when kind is not a string (#858)
• abb11a0 matplotlib colorbar workaround (#852)
• 1fa63ee clone the geo features (#850)
• e3733db dont call geoviews features (#844)
• f6ec500 check there is more than one variable (#843)
• 0cea6fc Rework the landing page and add a Getting started guide (#838)
• ae84bb8 Adds docstrings to the core module (#827)
• b49006f Do not re-execute transform on copied clones (#833)
• Additional commits viewable in compare view

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