TST non-regression test for mixed dtype mmap_mode
TST non-regression test for mixed dtype mmap_mode

aabadie/joblib,aabadie/joblib,joblib/joblib,lesteve/joblib,lesteve/joblib,tomMoral/joblib,tomMoral/joblib,joblib/joblib,karandesai-96/joblib,karandesai-96/joblib