1 files changed, 26 insertions, 2 deletions
diff --git a/doc/how_tos/plugins.rst b/doc/how_tos/plugins.rst
index a68bd22f8..bc2c0f14c 100644
--- a/doc/how_tos/plugins.rst
+++ b/doc/how_tos/plugins.rst
@@ -25,7 +25,19 @@ So a basic hello-world plugin can be implemented as:
 .. sourcecode:: python
 
   # Inside hello_plugin.py
-  def register(linter):
+  from typing import TYPE_CHECKING
+
+  import astroid
+
+  if TYPE_CHECKING:
+      from pylint.lint import PyLinter
+
+
+  def register(linter: "PyLinter") -> None:
+    """This required method auto registers the checker during initialization.
+
+    :param linter: The linter to register the checker to.
+    """
     print('Hello world')
 
 
@@ -43,7 +55,19 @@ We can extend hello-world plugin to ignore some specific names using
 .. sourcecode:: python
 
   # Inside hello_plugin.py
-  def register(linter):
+  from typing import TYPE_CHECKING
+
+  import astroid
+
+  if TYPE_CHECKING:
+      from pylint.lint import PyLinter
+
+
+  def register(linter: "PyLinter") -> None:
+    """This required method auto registers the checker during initialization.
+
+    :param linter: The linter to register the checker to.
+    """
     print('Hello world')
 
   def load_configuration(linter):