check-code: do not skip entire file, skip only one match instead

Skipping of the entire file has been introduced in bc3b48b0f5c8.

contrib/check-code.py

@@ -225,7 +225,7 b' pypats = ['
     (r'^\s*except.* as .*:', "except as not available in Python 2.4"),
     (r'^\s*os\.path\.relpath', "relpath not available in Python 2.4"),
     (r'(?<!def)\s+(any|all|format)\(',
-     "any/all/format not available in Python 2.4"),
+     "any/all/format not available in Python 2.4", 'no-py24'),
     (r'(?<!def)\s+(callable)\(',
      "callable not available in Python 3, use getattr(f, '__call__', None)"),
     (r'if\s.*\selse', "if ... else form not available in Python 2.4"),

contrib/import-checker.py

@@ -75,7 +75,7 b' def list_stdlib_modules():'
         # something in stdlib_prefixes. check-code suppressed because
         # the ast module used by this script implies the availability
         # of any().
-        if not any(libpath.startswith(p) for p in stdlib_prefixes): # no-check-code
+        if not any(libpath.startswith(p) for p in stdlib_prefixes): # no-py24
             continue
         if 'site-packages' in libpath:
             continue