Mac OS X  2ATTR%com.apple.metadata:kMDItemWhereFroms<com.apple.quarantinebplist00_Rhttp://localhost:8890/nbconvert/html/10_cas/Pattern%20matching.ipynb?download=true_?http://localhost:8890/notebooks/10_cas/Pattern%20matching.ipynb `q/0081;5cf55c5a;Chrome;A9FA63DB-5262-46D1-B064-C8E6BD85EAAA