From 66b90002864d039f75dded9713ac25250800b5a9 Mon Sep 17 00:00:00 2001
From: YoannUniKS <68388128+YoannUniKS@users.noreply.github.com>
Date: Thu, 8 Jul 2021 17:29:26 +0200
Subject: [PATCH 1/2] Corrected future warning in solarposition.py

- corrected code to avoid: casting datetime64[ns, Europe/Berlin] values to int64 with .astype(...) is deprecated and will raise in a future version. Use .view(...) instead.
---
 pvlib/solarposition.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pvlib/solarposition.py b/pvlib/solarposition.py
index 040f9d5f14..9f7a77a526 100644
--- a/pvlib/solarposition.py
+++ b/pvlib/solarposition.py
@@ -365,7 +365,7 @@ def spa_python(time, latitude, longitude,
         except (TypeError, ValueError):
             time = pd.DatetimeIndex([time, ])
 
-    unixtime = np.array(time.astype(np.int64)/10**9)
+    unixtime = np.array(time.view(np.int64)/10**9)
 
     spa = _spa_python_import(how)
 

From afcdffdfe0d387e03132e441a5993ffe1359bc91 Mon Sep 17 00:00:00 2001
From: YoannUniKS <68388128+YoannUniKS@users.noreply.github.com>
Date: Mon, 12 Jul 2021 11:20:56 +0200
Subject: [PATCH 2/2] Update v0.9.0.rst

---
 docs/sphinx/source/whatsnew/v0.9.0.rst | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/sphinx/source/whatsnew/v0.9.0.rst b/docs/sphinx/source/whatsnew/v0.9.0.rst
index 80dab7dc23..b5b1d4e52f 100644
--- a/docs/sphinx/source/whatsnew/v0.9.0.rst
+++ b/docs/sphinx/source/whatsnew/v0.9.0.rst
@@ -175,6 +175,7 @@ Bug fixes
 * Corrected an error affecting :py:func:`~pvlib.clearsky.detect_clearsky`
   when data time step is not one minute. Error was introduced in v0.8.1.
   (:issue:`1241`, :pull:`1242`)
+* Corrected :py:func:`~pvlib.solarposition.spa_python` to avoid a future warning. (:pull:`1256`)
 
 Testing
 ~~~~~~~
@@ -212,3 +213,4 @@ Contributors
 * Miguel Sánchez de León Peque (:ghuser:`Peque`)
 * Joe Ranalli (:ghuser:`jranalli`)
 * Chas Schweizer (:ghuser:`cpr-chas`)
+* Yoann Louvet (:ghuser:`YoannUniKS`)