Allow VariantData to take either a vcz path or the zarr store itself

[hyanwong]

Starts to address #924

Changes are very minor: most of this is just in testing

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.17%. Comparing base (6c02f9d) to head (fe0b969).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #966   +/-   ##
=======================================
  Coverage   93.16%   93.17%           
=======================================
  Files          18       18           
  Lines        6337     6343    +6     
  Branches     1133     1134    +1     
=======================================
+ Hits         5904     5910    +6     
  Misses        294      294           
  Partials      139      139           

Flag	Coverage Δ
C	93.17% <100.00%> (+<0.01%)	⬆️
python	95.54% <100.00%> (+<0.01%)	⬆️

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[jeromekelleher]

LGTM

[benjeffery]

Thanks @hyanwong!

[benjeffery]

@Mergifyio rebase

[mergify]

rebase

☑️ Nothing to do

• -conflict [📌 rebase requirement]
• -closed [📌 rebase requirement]
• queue-position=-1 [📌 rebase requirement]
• any of:
  • #commits-behind>0 [📌 rebase requirement]
  • #commits>1 [📌 rebase requirement]
  • -linear-history [📌 rebase requirement]