From 7c4e2ac83f7b4306296ff9b7b51aaf016e5ad614 Mon Sep 17 00:00:00 2001
From: Alessandro Amici <a.amici@bopen.eu>
Date: Wed, 17 Feb 2021 19:12:34 +0100
Subject: [PATCH] Revert defaults of beckends' open_datasets to prepare the
 switch to APIv2 #4309 (#4899)

---
 xarray/backends/cfgrib_.py       | 6 +++---
 xarray/backends/h5netcdf_.py     | 6 +++---
 xarray/backends/netCDF4_.py      | 6 +++---
 xarray/backends/pseudonetcdf_.py | 6 +++---
 xarray/backends/pydap_.py        | 6 +++---
 xarray/backends/pynio_.py        | 6 +++---
 xarray/backends/scipy_.py        | 6 +++---
 xarray/backends/zarr.py          | 6 +++---
 8 files changed, 24 insertions(+), 24 deletions(-)

diff --git a/xarray/backends/cfgrib_.py b/xarray/backends/cfgrib_.py
index 65c5bc2a02b..d582af82c6e 100644
--- a/xarray/backends/cfgrib_.py
+++ b/xarray/backends/cfgrib_.py
@@ -99,9 +99,9 @@ def open_dataset(
         filename_or_obj,
         *,
         mask_and_scale=True,
-        decode_times=None,
-        concat_characters=None,
-        decode_coords=None,
+        decode_times=True,
+        concat_characters=True,
+        decode_coords=True,
         drop_variables=None,
         use_cftime=None,
         decode_timedelta=None,
diff --git a/xarray/backends/h5netcdf_.py b/xarray/backends/h5netcdf_.py
index 5766b34d9bd..ca531af81f6 100644
--- a/xarray/backends/h5netcdf_.py
+++ b/xarray/backends/h5netcdf_.py
@@ -352,9 +352,9 @@ def open_dataset(
         filename_or_obj,
         *,
         mask_and_scale=True,
-        decode_times=None,
-        concat_characters=None,
-        decode_coords=None,
+        decode_times=True,
+        concat_characters=True,
+        decode_coords=True,
         drop_variables=None,
         use_cftime=None,
         decode_timedelta=None,
diff --git a/xarray/backends/netCDF4_.py b/xarray/backends/netCDF4_.py
index e3d87aaf83f..78ad1a4c20f 100644
--- a/xarray/backends/netCDF4_.py
+++ b/xarray/backends/netCDF4_.py
@@ -526,9 +526,9 @@ def open_dataset(
         self,
         filename_or_obj,
         mask_and_scale=True,
-        decode_times=None,
-        concat_characters=None,
-        decode_coords=None,
+        decode_times=True,
+        concat_characters=True,
+        decode_coords=True,
         drop_variables=None,
         use_cftime=None,
         decode_timedelta=None,
diff --git a/xarray/backends/pseudonetcdf_.py b/xarray/backends/pseudonetcdf_.py
index 80485fce459..a9d7f0bbed4 100644
--- a/xarray/backends/pseudonetcdf_.py
+++ b/xarray/backends/pseudonetcdf_.py
@@ -121,9 +121,9 @@ def open_dataset(
         self,
         filename_or_obj,
         mask_and_scale=False,
-        decode_times=None,
-        concat_characters=None,
-        decode_coords=None,
+        decode_times=True,
+        concat_characters=True,
+        decode_coords=True,
         drop_variables=None,
         use_cftime=None,
         decode_timedelta=None,
diff --git a/xarray/backends/pydap_.py b/xarray/backends/pydap_.py
index 7f8622ca66e..09bff9acc1d 100644
--- a/xarray/backends/pydap_.py
+++ b/xarray/backends/pydap_.py
@@ -115,9 +115,9 @@ def open_dataset(
         self,
         filename_or_obj,
         mask_and_scale=True,
-        decode_times=None,
-        concat_characters=None,
-        decode_coords=None,
+        decode_times=True,
+        concat_characters=True,
+        decode_coords=True,
         drop_variables=None,
         use_cftime=None,
         decode_timedelta=None,
diff --git a/xarray/backends/pynio_.py b/xarray/backends/pynio_.py
index 41c99efd076..8ace5697d09 100644
--- a/xarray/backends/pynio_.py
+++ b/xarray/backends/pynio_.py
@@ -101,9 +101,9 @@ class PynioBackendEntrypoint(BackendEntrypoint):
     def open_dataset(
         filename_or_obj,
         mask_and_scale=True,
-        decode_times=None,
-        concat_characters=None,
-        decode_coords=None,
+        decode_times=True,
+        concat_characters=True,
+        decode_coords=True,
         drop_variables=None,
         use_cftime=None,
         decode_timedelta=None,
diff --git a/xarray/backends/scipy_.py b/xarray/backends/scipy_.py
index ddc157ed8e4..b98515c7b5b 100644
--- a/xarray/backends/scipy_.py
+++ b/xarray/backends/scipy_.py
@@ -249,9 +249,9 @@ def open_dataset(
         self,
         filename_or_obj,
         mask_and_scale=True,
-        decode_times=None,
-        concat_characters=None,
-        decode_coords=None,
+        decode_times=True,
+        concat_characters=True,
+        decode_coords=True,
         drop_variables=None,
         use_cftime=None,
         decode_timedelta=None,
diff --git a/xarray/backends/zarr.py b/xarray/backends/zarr.py
index 074572169ce..d740b207e37 100644
--- a/xarray/backends/zarr.py
+++ b/xarray/backends/zarr.py
@@ -687,9 +687,9 @@ def open_dataset(
         self,
         filename_or_obj,
         mask_and_scale=True,
-        decode_times=None,
-        concat_characters=None,
-        decode_coords=None,
+        decode_times=True,
+        concat_characters=True,
+        decode_coords=True,
         drop_variables=None,
         use_cftime=None,
         decode_timedelta=None,