update docs

Author: attack68

doc/source/user_guide/style.ipynb

@@ -109,7 +109,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "The `row0_col2` is the identifier for that particular cell. We've also prepended each row/column identifier with a UUID unique to each DataFrame so that the style from one doesn't collide with the styling from another within the same notebook or page (you can set the `uuid` if you'd like to tie together the styling of two DataFrames).\n",
+    "The `row0_col2` is the identifier for that particular cell. We've also prepended each row/column identifier with part of a universally unique identifier (UUID) having 16-bits of randomness to each DataFrame so that the style from one doesn't collide with the styling from another within the same notebook or page (you can set the `uuid` if you'd like to tie together the styling of two DataFrames, or if for any reason you need more randomness).\n",
     "\n",
     "When writing style functions, you take care of producing the CSS attribute / value pairs you want. Pandas matches those up with the CSS classes that identify each cell."
    ]

pandas/io/formats/style.py

@@ -159,7 +159,7 @@ def __init__(
         self.index = data.index
         self.columns = data.columns
 
-        self.uuid = uuid or (uuid4().hex[:6] + "_")
+        self.uuid = uuid or (uuid4().hex[:4] + "_")
         self.table_styles = table_styles
         self.caption = caption
         if precision is None: