Issue #16261: Converted some bare except statements to except statements

with specified exception type.  Original patch by Ramchandra Apte.

Tools/scripts/eptags.py

@@ -25,7 +25,7 @@ def treat_file(filename, outfp):
     """Append tags found in file named 'filename' to the open file 'outfp'"""
     try:
         fp = open(filename, 'r')
-    except:
+    except OSError:
         sys.stderr.write('Cannot open %s\n'%filename)
         return
     charno = 0