api: enforce interpolation radius to be smaller than any input space …

[mloubout]

…order

[codecov]

Codecov Report

Merging #2234 (5e60d91) into master (074df11) will increase coverage by 0.00%.
The diff coverage is 95.45%.

@@           Coverage Diff           @@
##           master    #2234   +/-   ##
=======================================
  Coverage   87.03%   87.04%           
=======================================
  Files         229      229           
  Lines       40935    40955   +20     
  Branches     7493     7498    +5     
=======================================
+ Hits        35629    35650   +21     
+ Misses       4694     4693    -1     
  Partials      612      612           

Files	Coverage Δ
devito/operations/interpolators.py	98.25% <100.00%> (+0.13%)	⬆️
devito/types/sparse.py	88.70% <100.00%> (+0.02%)	⬆️
tests/test_dle.py	95.92% <100.00%> (ø)
tests/test_mpi.py	99.18% <100.00%> (ø)
tests/test_operator.py	97.60% <100.00%> (ø)
tests/test_gpu_common.py	1.42% <0.00%> (ø)
tests/test_interpolation.py	96.87% <94.73%> (-0.20%)	⬇️

... and 1 file with indirect coverage changes