From 29aed4fbaed4fc29af8710fcbaa9f9d9a172486f Mon Sep 17 00:00:00 2001
From: fselmo <fselmo2@gmail.com>
Date: Mon, 5 Jun 2023 16:35:08 -0600
Subject: [PATCH] Newsfragment for #2979

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 newsfragments/2979.bugfix.rst | 1 +
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 create mode 100644 newsfragments/2979.bugfix.rst

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+Properly create a fresh cache for each instance of ``simple_cache_middleware`` if no cache is provided. Fixes a bug when using this middleware with multiple instances of ``Web3``.