Support array of integers and floats as command argument parameters

Author: tom-tan

cwltool/argparser.py

@@ -903,6 +903,11 @@ def add_argument(
             action = DirectoryAppendAction
         else:
             action = AppendAction
+            items = inptype["items"]
+            if items == "int" or items == "long":
+                atype = int
+            elif items == "double" or items == "fload":
+                atype = float
     elif isinstance(inptype, MutableMapping) and inptype["type"] == "enum":
         atype = str
     elif isinstance(inptype, MutableMapping) and inptype["type"] == "record":