pylint: remove bare except

Bare except should not be used.

Reviewed-By: Petr Spacek <pspacek@redhat.com>
Reviewed-By: Lukas Slebodnik <lslebodn@redhat.com>

ipapython/config.py

@@ -160,19 +160,19 @@ def __parse_config(discover_server = True):
     try:
         if not config.default_realm:
             config.default_realm = p.get("global", "realm")
-    except:
+    except AttributeError:
         pass
     if discover_server:
         try:
             s = p.get("global", "xmlrpc_uri")
             server = urlsplit(s)
             config.default_server.append(server.netloc)
-        except:
+        except Exception:
             pass
     try:
         if not config.default_domain:
             config.default_domain = p.get("global", "domain")
-    except:
+    except AttributeError:
         pass
 
 def __discover_config(discover_server = True):
@@ -218,7 +218,7 @@ def __discover_config(discover_server = True):
                 hostname = str(server.target).rstrip(".")
                 config.default_server.append(hostname)
 
-    except:
+    except Exception:
         pass
 
 def add_standard_options(parser):

ipapython/ipautil.py

@@ -505,7 +505,7 @@ def file_exists(filename):
             return True
         else:
             return False
-    except:
+    except Exception:
         return False
 
 def dir_exists(filename):
@@ -515,7 +515,7 @@ def dir_exists(filename):
             return True
         else:
             return False
-    except:
+    except Exception:
         return False
 
 def install_file(fname, dest):

ipapython/log_manager.py

@@ -606,7 +606,7 @@ def parse_log_level(level):
     if isinstance(level, six.string_types):
         try:
             level = int(level)
-        except:
+        except ValueError:
             pass
 
     # If it's a string lookup it's name and map to logging level

ipapython/nsslib.py

@@ -223,17 +223,12 @@ class NSSConnection(httplib.HTTPConnection, NSSAddressFamilyFallback):
         self.tls_version_max = str(tls_version_max)
 
     def _create_socket(self):
-        # TODO: remove the try block once python-nss is guaranteed to contain
-        # these values
-        try:
-            #pylint: disable=E1101
-            ssl_enable_renegotiation  = ssl.SSL_ENABLE_RENEGOTIATION
-            ssl_require_safe_negotiation = ssl.SSL_REQUIRE_SAFE_NEGOTIATION
-            ssl_renegotiate_requires_xtn = ssl.SSL_RENEGOTIATE_REQUIRES_XTN
-        except:
-            ssl_enable_renegotiation  = 20
-            ssl_require_safe_negotiation = 21
-            ssl_renegotiate_requires_xtn = 2
+        ssl_enable_renegotiation = getattr(
+            ssl, 'SSL_ENABLE_RENEGOTIATION', 20)
+        ssl_require_safe_negotiation = getattr(
+            ssl,'SSL_REQUIRE_SAFE_NEGOTIATION', 21)
+        ssl_renegotiate_requires_xtn = getattr(
+            ssl, 'SSL_RENEGOTIATE_REQUIRES_XTN', 2)
 
         # Create the socket here so we can do things like let the caller
         # override the NSS callbacks