chg: format codes

Author: x-hw

amzqr/amzqr.py

@@ -53,7 +53,11 @@ def run(
             raise ValueError(
                 "Wrong picture! Input a filename that exists and be tailed with one of {'.jpg', '.jpeg', '.png', '.bmp', '.gif'}!"
             )
-        if os.path.splitext(picture)[1].lower() == ".gif" and save_name and os.path.splitext(save_name)[1].lower() != ".gif":
+        if (
+            os.path.splitext(picture)[1].lower() == ".gif"
+            and save_name
+            and os.path.splitext(save_name)[1].lower() != ".gif"
+        ):
             raise ValueError(
                 "Wrong save_name! If the picuter is .gif format, the output filename should be .gif format, too!"
             )
@@ -64,7 +68,8 @@ def run(
         if not isinstance(brightness, float):
             raise ValueError("Wrong brightness! Input a float-type value!")
     if save_name and (
-        not isinstance(save_name, str) or os.path.splitext(save_name)[1].lower() not in (".jpg", ".jpeg", ".png", ".bmp", ".gif")
+        not isinstance(save_name, str)
+        or os.path.splitext(save_name)[1].lower() not in (".jpg", ".jpeg", ".png", ".bmp", ".gif")
     ):
         raise ValueError(
             "Wrong save_name! Input a filename tailed with one of {'.jpg', '.jpeg', '.png', '.bmp', '.gif'}!"

tests/test_run_smoke.py

@@ -34,6 +34,7 @@ def test_run_rejects_bad_version(tmp_path):
 
 # --- extension validation ----------------------------------------------------
 
+
 def _make_dummy_file(path, suffix):
     """Create a minimal (1×1) image file at the given path for extension tests.
 
@@ -80,18 +81,14 @@ def test_run_rejects_unsupported_save_name_extension(tmp_path):
 
 def test_run_accepts_jpeg_save_name(tmp_path):
     """`.jpeg` save_name must be accepted."""
-    ver, level, name = amzqr.run(
-        "https://github.com", save_name="out.jpeg", save_dir=str(tmp_path)
-    )
+    ver, level, name = amzqr.run("https://github.com", save_name="out.jpeg", save_dir=str(tmp_path))
     assert os.path.isfile(name)
 
 
 def test_run_accepts_uppercase_save_name(tmp_path):
     """`.JPEG` / `.PNG` save_name must be accepted case-insensitively."""
     for ext in ("out.JPEG", "out.PNG", "out.BMP", "out.JPG", "out.GIF"):
-        ver, level, name = amzqr.run(
-            "https://github.com", save_name=ext, save_dir=str(tmp_path)
-        )
+        ver, level, name = amzqr.run("https://github.com", save_name=ext, save_dir=str(tmp_path))
         assert os.path.isfile(name)