set aVer to system version of (system info) –Get OS Version

considering numeric strings
　　if aVer < "10.15" then
　　　　–macOS 10.14。10.13は未検証
　　　　set mlFile to POSIX path of (choose folder) –mlmodelcを指定。macOS 10.14のFinder上ではフォルダに見えてしまう
　　else
　　　　–macOS 10.15 or later
　　　　set mlFile to POSIX path of (choose file of type {"com.apple.coreml.mlmodelc"}) –mlmodelcを指定。macOS 10.15以降のFinder上ではファイルに見える
　　end if
end considering

set mlURL to current application’s |NSURL|’s fileURLWithPath:mlFile
set aModel to current application’s MLModel’s modelWithContentsOfURL:mlURL |error|:(missing value)
if aModel = missing value then return –mlmodelファイルだとエラーになる

set aMLDesc to aModel’s modelDescription
set inputDesc to aMLDesc’s inputDescriptionsByName()

–Input Information
set kList to inputDesc’s allKeys() as list
–> {"image"}

set vList to inputDesc’s allValues() as list
–> {(MLFeatureDescription) image : Image (Color, 299 x 299)}

–Output Information
set outputDeck to aMLDesc’s outputDescriptionsByName()
set k2List to outputDeck’s allKeys() as list
–> {"classLabel", "classLabelProbs"}

set v2List to outputDeck’s allValues() as list
–> {(MLFeatureDescription) classLabel : String, (MLFeatureDescription) classLabelProbs : Dictionary (String → Double)}