fix docstring and typing

csst_proto/config.py

@@ -24,7 +24,7 @@ HERE: str = os.path.dirname(__file__)
 # 这个函数演示了如何利用随包数据
 # 当config_path被指定时，会读取指定的config_path
 # 当config_path=None时，读取随包数据中的config/default_config.toml
-def read_config(config_path: Optional[str] = None):
+def read_config(config_path: Optional[str] = None) -> dict:
     """
     Get config info from a toml file.
 

csst_proto/demo.py

@@ -11,7 +11,7 @@ Modified-History:
 from typing import Any
 
 
-def demo_function(*args: Any):
+def demo_function(*args: Any) -> int:
     """
     A demo function.
 
@@ -66,9 +66,9 @@ class DemoClass:
     >>> a.say_hello()
     """
 
-    def __init__(self, first_name, last_name):
+    def __init__(self, first_name, last_name) -> None:
         self.first_name = first_name
         self.last_name = last_name
 
-    def say_hello(self):
+    def say_hello(self) -> None:
         print("Hello, {} {}!".format(self.first_name, self.last_name))

csst_proto/flip_image.py

@@ -61,7 +61,7 @@ def flip_image(image: np.ndarray, use_numpy: bool = False) -> np.ndarray:
 
 
 # 此函数读取了随包数据中的test_image.txt
-def read_default_image():
+def read_default_image() -> np.ndarray:
     """
     Read default image.
 

csst_proto/flip_image_in_parallel.py

@@ -30,6 +30,7 @@ def flip_multiple_images_mp(images: list[np.ndarray], n_jobs: int) -> list[np.nd
 
     Returns
     -------
+    list[np.ndarray]
         The flipped image list.
     """
     with multiprocessing.Pool(n_jobs) as p:
@@ -52,6 +53,7 @@ def flip_multiple_images_jl(images: list[np.ndarray], n_jobs: int) -> list[np.nd
 
     Returns
     -------
+    list[np.ndarray]
         The flipped image list.
     """
     return joblib.Parallel(n_jobs=n_jobs, backend="multiprocessing")(