DOC: fix formatting in DataFrame.to_csv doc-string

pandas/core/frame.py

@@ -1114,14 +1114,14 @@ def to_csv(self, path_or_buf=None, sep=",", na_rep='', float_format=None,
                quotechar='"', line_terminator='\n', chunksize=None,
                tupleize_cols=False, date_format=None, doublequote=True,
                escapechar=None, decimal='.', **kwds):
-        r"""Write DataFrame to a comma-separated values (csv) file
+        """Write DataFrame to a comma-separated values (csv) file
 
         Parameters
         ----------
         path_or_buf : string or file handle, default None
             File path or object, if None is provided the result is returned as
             a string.
-        sep : character, default ","
+        sep : character, default ','
             Field delimiter for the output file.
         na_rep : string, default ''
             Missing data representation
@@ -1152,7 +1152,7 @@ def to_csv(self, path_or_buf=None, sep=",", na_rep='', float_format=None,
             file
         quoting : optional constant from csv module
             defaults to csv.QUOTE_MINIMAL
-        quotechar : string (length 1), default '"'
+        quotechar : string (length 1), default '\"'
             character used to quote fields
         doublequote : boolean, default True
             Control quoting of `quotechar` inside a field
@@ -4487,7 +4487,7 @@ def quantile(self, q=0.5, axis=0, numeric_only=True):
         q : float or array-like, default 0.5 (50% quantile)
             0 <= q <= 1, the quantile(s) to compute
         axis : {0, 1, 'index', 'columns'} (default 0)
-            0 or 'index' for row-wise, 1 or 'columns' for column-wise 
+            0 or 'index' for row-wise, 1 or 'columns' for column-wise
 
 
         Returns