fix: some code is executed from apparently unnamed classes

Author: isc-cge

cls/TestCoverage/Utils/LineByLineMonitor.cls

@@ -76,10 +76,10 @@ ClassMethod PyStartWithScope(pCoverageClasses As %List) [ Language = python ]
 		# extracts frame code 
 		code = frame.f_code 
 		# extracts calling function name and the class that the function is in 
-		class_name = frame.f_globals['__name__']
+		class_name = frame.f_globals.get('__name__', None)  # Use get to avoid KeyError
 		# extracts the line number 
 		line_no = frame.f_lineno 
-		if class_name in tCoverageClasses and line_no > 1: # if this is in a covered class 
+		if class_name and class_name in tCoverageClasses and line_no > 1: # if this is in a covered class 
 			tGlob = iris.gref('^IRIS.Temp.TestCoveragePY') # python doesn't have macros -- this is $$$PyMonitorResults
 			# $$$PyMonitorResults(classname, linenumber) = the number of times that linenumber in that class was covered