From c78be878ad8d18f6825ea62ee7bb2c8d815400f9 Mon Sep 17 00:00:00 2001
From: Thomas Li <47963215+lithomas1@users.noreply.github.com>
Date: Fri, 20 Aug 2021 19:08:53 -0700
Subject: [PATCH 1/4] REGR: Fix fastparquet 0.7.0 not being able to read a
 parquet file

---
 pandas/io/parquet.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pandas/io/parquet.py b/pandas/io/parquet.py
index 359a0bb4aa4e0..e92afd4e35ca1 100644
--- a/pandas/io/parquet.py
+++ b/pandas/io/parquet.py
@@ -311,7 +311,7 @@ def read(
     ):
         parquet_kwargs: dict[str, Any] = {}
         use_nullable_dtypes = kwargs.pop("use_nullable_dtypes", False)
-        if Version(self.api.__version__) >= Version("0.7.0"):
+        if Version(self.api.__version__) >= Version("0.7.1"):
             # We are disabling nullable dtypes for fastparquet pending discussion
             parquet_kwargs["pandas_nulls"] = False
         if use_nullable_dtypes:

From 48ffe674714ea6d54bb36df8d326dba0aa72ff9f Mon Sep 17 00:00:00 2001
From: Thomas Li <47963215+lithomas1@users.noreply.github.com>
Date: Fri, 20 Aug 2021 19:12:03 -0700
Subject: [PATCH 2/4] whatsnew

---
 doc/source/whatsnew/v1.3.3.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/source/whatsnew/v1.3.3.rst b/doc/source/whatsnew/v1.3.3.rst
index 1340188c3d609..5d7e392e69068 100644
--- a/doc/source/whatsnew/v1.3.3.rst
+++ b/doc/source/whatsnew/v1.3.3.rst
@@ -17,7 +17,7 @@ Fixed regressions
 - Fixed regression in :class:`DataFrame` constructor failing to broadcast for defined :class:`Index` and len one list of :class:`Timestamp` (:issue:`42810`)
 - Performance regression in :meth:`core.window.ewm.ExponentialMovingWindow.mean` (:issue:`42333`)
 - Fixed regression in :meth:`.GroupBy.agg` incorrectly raising in some cases (:issue:`42390`)
--
+- Fixed regression in :meth:`read_parquet` where the ``fastparquet`` engine would not work properly with fastparquet 0.7.0 (:issue:`43075`)
 
 .. ---------------------------------------------------------------------------
 

From 3ee9c75b1a68662b013c207ed277708fb84ef6af Mon Sep 17 00:00:00 2001
From: Thomas Li <47963215+lithomas1@users.noreply.github.com>
Date: Fri, 20 Aug 2021 19:17:35 -0700
Subject: [PATCH 3/4] Update azure-windows-38.yaml

---
 ci/deps/azure-windows-38.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ci/deps/azure-windows-38.yaml b/ci/deps/azure-windows-38.yaml
index c56496bce7d6c..5f6659707541b 100644
--- a/ci/deps/azure-windows-38.yaml
+++ b/ci/deps/azure-windows-38.yaml
@@ -15,7 +15,7 @@ dependencies:
   # pandas dependencies
   - blosc
   - bottleneck
-  - fastparquet>=0.4.0
+  - fastparquet=0.7.0 # Pin to make sure this one works GH43075
   - flask
   - fsspec>=0.8.0, <2021.6.0
   - matplotlib=3.3.2

From cec32731c671c237fe0a6dd97fd6e7c730553405 Mon Sep 17 00:00:00 2001
From: Thomas Li <47963215+lithomas1@users.noreply.github.com>
Date: Tue, 31 Aug 2021 17:37:09 -0700
Subject: [PATCH 4/4] Update azure-windows-38.yaml

---
 ci/deps/azure-windows-38.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ci/deps/azure-windows-38.yaml b/ci/deps/azure-windows-38.yaml
index 5f6659707541b..c56496bce7d6c 100644
--- a/ci/deps/azure-windows-38.yaml
+++ b/ci/deps/azure-windows-38.yaml
@@ -15,7 +15,7 @@ dependencies:
   # pandas dependencies
   - blosc
   - bottleneck
-  - fastparquet=0.7.0 # Pin to make sure this one works GH43075
+  - fastparquet>=0.4.0
   - flask
   - fsspec>=0.8.0, <2021.6.0
   - matplotlib=3.3.2