[ENH] performance optimization for _check_soft_dependencies
, speed up test collection time
#6355
+58
−32
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This PR optimizes the runtime of
_check_soft_dependencies
, speeding up test collection time, towards #6344.The speed-up comes from using
importlib
find_spec
instead of actually attempting an import and catching the exception.The "suppress std out" argument becomes obsolete, as no output is generated when not importing the module.
This PR also fixes an unreported bug in the
sktime
code base, where the package (PEP 440)scikit-learn
was referred to assklearn
.