diff --git a/.github/workflows/.github.ci.yml b/.github/workflows/.github.ci.yml
index f3a46ef..b6bfc40 100644
--- a/.github/workflows/.github.ci.yml
+++ b/.github/workflows/.github.ci.yml
@@ -41,8 +41,7 @@ jobs:
 
       - name: Run Pylint
         run: |
-          # ignore all *_unittest.py files
-          pylint --ignore-patterns=".*_unittest.py" $(git ls-files '*.py') --rcfile=${{ github.workspace }}/.pylintrc
+          pylint --ignore-patterns=".*_unittest.py" --disable=unused-argument $(git ls-files '*.py') --rcfile=${{ github.workspace }}/.pylintrc
 
       - name: Run Unit tests
         run: |
diff --git a/src/containernet/containernet_network.py b/src/containernet/containernet_network.py
index 5452588..11dafd8 100644
--- a/src/containernet/containernet_network.py
+++ b/src/containernet/containernet_network.py
@@ -33,6 +33,7 @@ def __init__(self,
                  routing_strategy: IRoutingStrategy,
                  ** params) -> None:
         super().__init__(**params)
+        self.is_started_flag = False
         self.containernet = Containernet()
         self.routing_strategy = routing_strategy
         self.hosts = []
diff --git a/src/protosuites/proto.py b/src/protosuites/proto.py
index d9c9552..209448e 100644
--- a/src/protosuites/proto.py
+++ b/src/protosuites/proto.py
@@ -46,7 +46,7 @@ def __init__(self, config: ProtoConfig):
         if not os.path.exists(f"{self.log_dir}"):
             os.makedirs(f"{self.log_dir}")
 
-        self.protocol_args = ''
+        self.protocol_args: str = ''
         if self.config.args:
             for arg in self.config.args:
                 self.protocol_args += arg + ' '
diff --git a/src/testbed/testbed_network.py b/src/testbed/testbed_network.py
index 4b0ca3b..18b9e89 100644
--- a/src/testbed/testbed_network.py
+++ b/src/testbed/testbed_network.py
@@ -18,6 +18,7 @@ def __init__(self,
                  routing_strategy: IRoutingStrategy,
                  ** params) -> None:
         super().__init__(**params)
+        self.is_started_flag = False
         self.routing_strategy = routing_strategy
         self.hosts = []
         self.hosts_conf = hosts_config