cleanup: minor fixes in comboparse and soup_parser

comboparse.py

@@ -35,8 +35,10 @@ class ComboParser(object):
 		if self.loaded: return
 		self.loaded = True
 
-		try: self.cparser.read(self.ini)
-		except: pass
+		try:
+			self.cparser.read(self.ini)
+		except Exception:
+			pass  # config file missing or unreadable, use defaults
 		args = self.aparser.parse_args()
 		for item in self.items:
 			try:
@@ -61,7 +63,8 @@ class ComboParser(object):
 				if arg is not None:
 					inner = arg
 					item['found'] = True
-			except: pass
+			except AttributeError:
+				pass  # arg not provided on command line
 			if not item['found']:
 				if item['required']:
 					sys.stderr.write('error: required config item "%s" not found in section "%s" of "%s"!\n'%(item['name'], item['section'], self.ini))

soup_parser.py

@@ -61,8 +61,8 @@ def _parse_stdlib(html):
 	parser = LinkExtractor()
 	try:
 		parser.feed(html)
-	except:
-		pass
+	except Exception:
+		pass  # malformed HTML, return partial results
 	return SoupResult(parser.tags)