STY: whitespace before class docstringsd (#28209)

Author: jbrockmendel

pandas/core/base.py

@@ -47,7 +47,6 @@
 
 
 class PandasObject(DirNamesMixin):
-
     """baseclass for various pandas objects"""
 
     @property

pandas/core/computation/expr.py

@@ -367,8 +367,8 @@ def f(cls):
 @disallow(_unsupported_nodes)
 @add_ops(_op_classes)
 class BaseExprVisitor(ast.NodeVisitor):
-
-    """Custom ast walker. Parsers of other engines should subclass this class
+    """
+    Custom ast walker. Parsers of other engines should subclass this class
     if necessary.
 
     Parameters
@@ -803,8 +803,8 @@ def __init__(self, env, engine, parser, preparser=lambda x: x):
 
 
 class Expr:
-
-    """Object encapsulating an expression.
+    """
+    Object encapsulating an expression.
 
     Parameters
     ----------

pandas/core/computation/pytables.py

@@ -478,7 +478,6 @@ def _validate_where(w):
 
 
 class Expr(expr.Expr):
-
     """ hold a pytables like expression, comprised of possibly multiple 'terms'
 
     Parameters
@@ -573,7 +572,6 @@ def evaluate(self):
 
 
 class TermValue:
-
     """ hold a term value the we use to construct a condition/filter """
 
     def __init__(self, value, converted, kind):

pandas/core/groupby/groupby.py

@@ -1011,7 +1011,6 @@ def _apply_filter(self, indices, dropna):
 
 
 class GroupBy(_GroupBy):
-
     """
     Class for grouping and aggregating relational data.
 

pandas/core/groupby/grouper.py

@@ -217,7 +217,6 @@ def __repr__(self):
 
 
 class Grouping:
-
     """
     Holds the grouping information for a single key
 

pandas/core/groupby/ops.py

@@ -706,7 +706,6 @@ def _aggregate_series_pure_python(self, obj, func):
 
 
 class BinGrouper(BaseGrouper):
-
     """
     This is an internal Grouper class
 

pandas/core/indexes/frozen.py

@@ -22,7 +22,6 @@
 
 
 class FrozenList(PandasObject, list):
-
     """
     Container that doesn't allow setting item *but*
     because it's technically non-hashable, will be used

pandas/core/sorting.py

@@ -271,7 +271,6 @@ def nargsort(items, kind="quicksort", ascending=True, na_position="last"):
 
 
 class _KeyMapper:
-
     """
     Ease my suffering. Map compressed group id -> key tuple
     """

pandas/io/common.py

@@ -576,7 +576,6 @@ def __next__(self) -> str:
 
 
 class UTF8Recoder(BaseIterator):
-
     """
     Iterator that reads an encoded stream and re-encodes the input to UTF-8
     """

pandas/io/packers.py

@@ -846,7 +846,6 @@ def __init__(
 
 
 class Iterator:
-
     """ manage the unpacking iteration,
         close the file on completion """