1 files changed, 6 insertions, 2 deletions
diff --git a/mesonbuild/dependencies/hdf5.py b/mesonbuild/dependencies/hdf5.py
index 6a9bf2d..92277a1 100644
--- a/mesonbuild/dependencies/hdf5.py
+++ b/mesonbuild/dependencies/hdf5.py
@@ -22,10 +22,14 @@ from .. import mlog
 from ..mesonlib import split_args, listify
 from .base import (DependencyException, DependencyMethods, ExternalDependency, ExternalProgram,
                    PkgConfigDependency)
+import typing as T
+
+if T.TYPE_CHECKING:
+    from ..environment import Environment
 
 class HDF5Dependency(ExternalDependency):
 
-    def __init__(self, environment, kwargs):
+    def __init__(self, environment: 'Environment', kwargs: T.Dict[str, T.Any]) -> None:
         language = kwargs.get('language', 'c')
         super().__init__('hdf5', environment, kwargs, language=language)
         kwargs['required'] = False
@@ -127,5 +131,5 @@ class HDF5Dependency(ExternalDependency):
             return
 
     @staticmethod
-    def get_methods():
+    def get_methods() -> T.List[DependencyMethods]:
         return [DependencyMethods.AUTO, DependencyMethods.PKGCONFIG]