FIX: Pylint errors

Change-Id: I93eae6d25da6a7cb51465e622ab068f408ab4079
Signed-off-by: Peter Mikus <pmikus@cisco.com>

5 files changed, 44 insertions, 16 deletions

diff --git a/resources/libraries/python/DpdkUtil.py b/resources/libraries/python/DpdkUtil.py
index 3e379b06d9..79e7209364 100644
--- a/resources/libraries/python/DpdkUtil.py
+++ b/resources/libraries/python/DpdkUtil.py
@@ -20,14 +20,13 @@ class DpdkUtil(object):
     """Utilities for DPDK."""
 
     @staticmethod
-    def dpdk_testpmd_start(node, **args):
-        """Start DPDK testpmd app on VM node.
+    def get_eal_options(**args):
+        """Create EAL parameters string.
 
-        :param node: VM Node to start testpmd on.
         :param args: List of testpmd parameters.
-        :type node: dict
         :type args: dict
-        :return: nothing
+        :returns: EAL parameters string.
+        :rtype: str
         """
         # Set the hexadecimal bitmask of the cores to run on.
         eal_coremask = '-c {} '.format(args['eal_coremask'])\
@@ -42,6 +41,23 @@ class DpdkUtil(object):
             if args.get('eal_socket_mem', '') else ''
         # Load an external driver. Multiple -d options are allowed.
         eal_driver = '-d /usr/lib/librte_pmd_virtio.so '
+        eal_options = '-v '\
+            + eal_coremask\
+            + eal_master_core\
+            + eal_mem_channels\
+            + eal_socket_mem\
+            + eal_driver
+        return eal_options
+
+    @staticmethod
+    def get_pmd_options(**args):
+        """Create PMD parameters string.
+
+        :param args: List of testpmd parameters.
+        :type args: dict
+        :returns: PMD parameters string.
+        :rtype: str
+        """
         # Set the forwarding mode: io, mac, mac_retry, mac_swap, flowgen,
         # rxonly, txonly, csum, icmpecho, ieee1588
         pmd_fwd_mode = '--forward-mode={} '.format(args['pmd_fwd_mode'])\
@@ -83,12 +99,6 @@ class DpdkUtil(object):
         pmd_nb_cores = '--nb-cores={} '.format(\
             bin(int(args['eal_coremask'], 0)).count('1')-1)\
             if args.get('eal_coremask', '') else ''
-        eal_options = '-v '\
-            + eal_coremask\
-            + eal_master_core\
-            + eal_mem_channels\
-            + eal_socket_mem\
-            + eal_driver
         pmd_options = '-- '\
             + pmd_fwd_mode\
             + pmd_burst\
@@ -104,6 +114,21 @@ class DpdkUtil(object):
             + pmd_eth_peer_0\
             + pmd_eth_peer_1\
             + pmd_nb_cores
+        return pmd_options
+
+    @staticmethod
+    def dpdk_testpmd_start(node, **args):
+        """Start DPDK testpmd app on VM node.
+
+        :param node: VM Node to start testpmd on.
+        :param args: List of testpmd parameters.
+        :type node: dict
+        :type args: dict
+        :return: nothing
+        """
+        eal_options = DpdkUtil.get_eal_options(**args)
+        pmd_options = DpdkUtil.get_pmd_options(**args)
+
         ssh = SSH()
         ssh.connect(node)
         cmd = "/start-testpmd.sh {0} {1}".format(eal_options, pmd_options)
diff --git a/resources/libraries/python/IPv4Setup.py b/resources/libraries/python/IPv4Setup.py
index 7129e67231..36dc6050a1 100644
--- a/resources/libraries/python/IPv4Setup.py
+++ b/resources/libraries/python/IPv4Setup.py
@@ -60,17 +60,19 @@ class IPv4Node(object):
         pass
 
     @abstractmethod
-    def set_route(self, network, prefix_length, gateway, interface):
+    def set_route(self, network, prefix_length, gateway, interface, count=1):
         """Configure IPv4 route.
 
         :param network: Network IPv4 address.
         :param prefix_length: IPv4 prefix length.
         :param gateway: IPv4 address of the gateway.
         :param interface: Interface name.
+        :param count: Number of consecutive routes to add.
         :type network: str
         :type prefix_length: int
         :type gateway: str
         :type interface: str
+        :type route: int
         :returns: nothing
         """
         pass
@@ -146,7 +148,7 @@ class Tg(IPv4Node):
                                                 interface)
         self._sudo_execute(cmd)
 
-    def set_route(self, network, prefix_length, gateway, interface):
+    def set_route(self, network, prefix_length, gateway, interface, count=1):
         netmask = self._get_netmask(prefix_length)
         cmd = 'route add -net {} netmask {} gw {}'.\
             format(network, netmask, gateway)
diff --git a/resources/libraries/python/Routing.py b/resources/libraries/python/Routing.py
index f72d211a6b..b4771d6224 100644
--- a/resources/libraries/python/Routing.py
+++ b/resources/libraries/python/Routing.py
@@ -59,7 +59,8 @@ class Routing(object):
         if interface:
             if use_sw_index:
                 int_cmd = ('sw_if_index {}'.
-                           format(Topology.get_interface_sw_index(node, interface)))
+                           format(Topology.get_interface_sw_index(node,
+                                                                  interface)))
             else:
                 int_cmd = interface
         else:
diff --git a/resources/libraries/python/VatExecutor.py b/resources/libraries/python/VatExecutor.py
index 841bd0c6cb..febfe9fa57 100644
--- a/resources/libraries/python/VatExecutor.py
+++ b/resources/libraries/python/VatExecutor.py
@@ -318,7 +318,7 @@ class VatTerminal(object):
                     'sudo -S {0}{1}'.format(Constants.VAT_BIN_NAME, json_text),
                     self.__VAT_PROMPT)
             except Exception:
-                    continue
+                continue
             else:
                 break
         else:
diff --git a/resources/libraries/python/topology.py b/resources/libraries/python/topology.py
index a5a446008b..94652dbd23 100644
--- a/resources/libraries/python/topology.py
+++ b/resources/libraries/python/topology.py
@@ -136,7 +136,7 @@ class Topology(object):
         :type nodes: dict
         :returns: Nothing
         """
-        port_types = ('subinterface', 'vlan_subif',  'memif', 'tap', 'vhost',
+        port_types = ('subinterface', 'vlan_subif', 'memif', 'tap', 'vhost',
                       'loopback', 'gre_tunnel', 'vxlan_tunnel')
 
         for node_data in nodes.values():