ObjectDB._init: Ensure self.fs.ls return is not None before iterating.

[daavoo]

Per iterative/dvc-gdrive#29

[daavoo]

I could do the fix instead in https://github.com/iterative/PyDrive2 but I am not sure if raising FileNotFoundError is something required to fulfill with fsspec or not.

[codecov-commenter]

Codecov Report

Patch coverage: 77.77% and project coverage change: +0.04 🎉

Comparison is base (7e07ccf) 64.61% compared to head (f2897f6) 64.66%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     iterative/dvc#211      +/-   ##
==========================================
+ Coverage   64.61%   64.66%   +0.04%     
==========================================
  Files          25       25              
  Lines        1936     1944       +8     
  Branches      305      306       +1     
==========================================
+ Hits         1251     1257       +6     
  Misses        630      630              
- Partials       55       57       +2     

Impacted Files	Coverage Δ
src/dvc_objects/db.py	92.61% <33.33%> (-0.93%)	⬇️
tests/test_odb.py	100.00% <100.00%> (ø)

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[skshetry]

I could do the fix instead in https://github.com/iterative/PyDrive2 but I am not sure if raising FileNotFoundError is something required to fulfill with fsspec or not.

It should raise a FileNotFoundError. Let's fix on pydrive2 side.

[efiop]

For the record iterative/PyDrive2#283