Avoid EncodingWarning in blib2to3 (#3696)

[etc/vim.git] / src / black / lines.py

diff --git a/src/black/lines.py b/src/black/lines.py
index bf4c12cb684dd160748ce5915e1424eda24bdd00..daf0444d24e9a7d57c86f290344323fc7397f775 100644 (file)
--- a/src/black/lines.py
+++ b/src/black/lines.py
@@ -634,6 +634,8 @@ class EmptyLineTracker:
             and self.previous_line.is_class
             and current_line.is_triple_quoted_string
         ):
+            if Preview.no_blank_line_before_class_docstring in current_line.mode:
+                return 0, 1
             return before, 1
 
         if self.previous_line and self.previous_line.opens_block:
@@ -790,7 +792,7 @@ def is_line_short_enough(  # noqa: C901
     # store the leaves that contain parts of the MLS
     multiline_string_contexts: List[LN] = []
 
-    max_level_to_update = math.inf  # track the depth of the MLS
+    max_level_to_update: Union[int, float] = math.inf  # track the depth of the MLS
     for i, leaf in enumerate(line.leaves):
         if max_level_to_update == math.inf:
             had_comma: Optional[int] = None