fix explicit check of python script. Closes #219

ChangeLog

@@ -20,12 +20,15 @@ ChangeLog for Pylint
     * Extend the checking for unbalanced-tuple-unpacking and
       unpacking-non-sequence to instance attribute unpacking as well.
 
+    * Fix explicit checking of python script (1.2 regression, #219)
+
     * Restore --init-hook, renamed accidentally into --init-hooks in 1.2.0
       (#211)
 
     * Add 'indexing-exception' warning, which detects that indexing
       an exception occurs in Python 2 (behaviour removed in Python 3).
 
+
 2014-04-18  --  1.2.0
     * Pass the current python paths to pylint process when invoked via
       epylint.  Fixes BitBucket issue #133.

lint.py

@@ -607,7 +607,7 @@ def check(self, files_or_modules):
         # build ast and check modules or packages
         for descr in self.expand_files(files_or_modules):
             modname, filepath = descr['name'], descr['path']
-            if not self.should_analyze_file(modname, filepath):
+            if not descr['isarg'] and not self.should_analyze_file(modname, filepath):
                 continue
             if self.config.files_output:
                 reportfile = 'pylint_%s.%s' % (modname, self.reporter.extension)

test/unittest_lint.py

@@ -279,8 +279,9 @@ def test_lint_should_analyze_file(self):
         self.linter.set_reporter(text.TextReporter())
         self.linter.config.files_output = True
         self.linter.should_analyze_file = lambda *args: False
-        self.linter.check('os')
-        self.assertFalse(os.path.exists('pylint_os.txt'))
+        self.linter.check('logilab')
+        self.assertTrue(os.path.exists('pylint_logilab.txt'))
+        self.assertFalse(os.path.exists('pylint_logilab_common.txt'))
 
     def test_enable_report(self):
         self.assertEqual(self.linter.report_is_enabled('RP0001'), True)
@@ -385,6 +386,14 @@ def test_init_hooks_called_before_load_plugins(self):
          self.assertRaises(RuntimeError,
                            Run, ['--init-hook', 'raise RuntimeError', '--load-plugins', 'unexistant'])
 
+
+    def test_analyze_explicit_script(self):
+        self.linter.set_reporter(TestReporter())
+        self.linter.check(self.datapath('ascript'))
+        self.assertEqual(
+            ['C:  2: Line too long (175/80)'],
+            self.linter.reporter.messages)
+
 class ConfigTC(TestCase):
 
     def setUp(self):

utils.py

@@ -638,7 +638,7 @@ def expand_modules(files_or_modules, black_list):
                 errors.append({'key': 'fatal', 'mod': modname, 'ex': ex})
                 continue
         filepath = normpath(filepath)
-        result.append({'path': filepath, 'name': modname,
+        result.append({'path': filepath, 'name': modname, 'isarg': True,
                        'basepath': filepath, 'basename': modname})
         if not (modname.endswith('.__init__') or modname == '__init__') \
                 and '__init__.py' in filepath:
@@ -647,6 +647,7 @@ def expand_modules(files_or_modules, black_list):
                     continue
                 submodname = '.'.join(modpath_from_file(subfilepath))
                 result.append({'path': subfilepath, 'name': submodname,
+                               'isarg': False,
                                'basepath': filepath, 'basename': modname})
     return result, errors