From 966a6cbfe1a3b0883f0fc355360c22b4c0f9c50a Mon Sep 17 00:00:00 2001
From: Aman <amanmoon096@gmail.com>
Date: Mon, 4 Dec 2023 05:36:50 +0530
Subject: [PATCH 1/4] fixed warning while calling OEISSequence.is_dead()
 function

---
 src/sage/databases/oeis.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/sage/databases/oeis.py b/src/sage/databases/oeis.py
index b6eeac3499c..342b88c5959 100644
--- a/src/sage/databases/oeis.py
+++ b/src/sage/databases/oeis.py
@@ -732,7 +732,7 @@ def online_update(self):
         except AttributeError:
             pass
 
-    def _field(self, key):
+    def _field(self, key, warn=True):
         r"""
         Return the ``key`` field of the entry of ``self``.
 
@@ -751,7 +751,7 @@ def _field(self, key):
             for line in self.raw_entry().splitlines():
                 fields[line[1]].append(line[11:])
             self._fields = fields
-            self.is_dead(warn_only=True)
+            self.is_dead(warn_only=warn)
             return self._fields[key]
 
     def id(self, format='A'):
@@ -995,7 +995,7 @@ def keywords(self):
             sage: s.keywords()
             ('nonn', 'hard')
         """
-        return tuple(self._field('K')[0].split(','))
+        return tuple(self._field('K', warn=False)[0].split(','))
 
     def natural_object(self):
         r"""

From 9215e8de13f1d77669bff9e8228a32465e585c99 Mon Sep 17 00:00:00 2001
From: Aman <amanmoon096@gmail.com>
Date: Tue, 12 Dec 2023 06:42:18 +0530
Subject: [PATCH 2/4] changed the documentation of function is_dead

---
 src/sage/databases/oeis.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/sage/databases/oeis.py b/src/sage/databases/oeis.py
index 342b88c5959..867c66a7575 100644
--- a/src/sage/databases/oeis.py
+++ b/src/sage/databases/oeis.py
@@ -1118,8 +1118,8 @@ def is_dead(self, warn_only=False):
 
         EXAMPLES:
 
-        A warn_only test is triggered as soon as some information on the
-        sequence is queried::
+        A warning is triggered if any field of a dead sequence is accessed,
+        unless :meth:`is_dead` is called before::
 
             sage: s = oeis(17)
             sage: s                                 # optional -- internet

From 21a2f38c56e8c389cce521481bee0ba809d8a240 Mon Sep 17 00:00:00 2001
From: adrinospy <amanmoon099@gmail.com>
Date: Thu, 14 Dec 2023 03:14:50 +0530
Subject: [PATCH 3/4] added a warn=True argument in keywords method

---
 src/sage/databases/oeis.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/sage/databases/oeis.py b/src/sage/databases/oeis.py
index 867c66a7575..04cf118806a 100644
--- a/src/sage/databases/oeis.py
+++ b/src/sage/databases/oeis.py
@@ -969,7 +969,7 @@ def author(self):
         """
         return self._field('A')[0]
 
-    def keywords(self):
+    def keywords(self, warn=True):
         r"""
         Return the keywords associated to the sequence ``self``.
 
@@ -995,7 +995,7 @@ def keywords(self):
             sage: s.keywords()
             ('nonn', 'hard')
         """
-        return tuple(self._field('K', warn=False)[0].split(','))
+        return tuple(self._field('K', warn=warn)[0].split(','))
 
     def natural_object(self):
         r"""
@@ -1148,7 +1148,7 @@ def is_dead(self, warn_only=False):
             True
         """
         if warn_only:
-            if 'dead' in self.keywords():
+            if 'dead' in self.keywords(warn=False):
                 from warnings import warn
                 warn('This sequence is dead: "{}: {}"'.format(self.id(), self.name()), RuntimeWarning)
         else:
@@ -2019,7 +2019,7 @@ def test_compile_sage_code(self):
             RuntimeWarning: This sequence is dead: ...
             True
         """
-        if self.is_dead():
+        if self.is_dead(warn_only=True):
             return True
         filt = self.programs(language='sage')
         if filt:

From 2b8b0f32a85257566660d4a9b14e11478591f941 Mon Sep 17 00:00:00 2001
From: adrinospy <amanmoon099@gmail.com>
Date: Tue, 19 Dec 2023 20:50:43 +0530
Subject: [PATCH 4/4] reverted changes and added self.is_dead(warn_only=True)

---
 src/sage/databases/oeis.py | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/sage/databases/oeis.py b/src/sage/databases/oeis.py
index 04cf118806a..b9e6ccd97f6 100644
--- a/src/sage/databases/oeis.py
+++ b/src/sage/databases/oeis.py
@@ -1148,11 +1148,11 @@ def is_dead(self, warn_only=False):
             True
         """
         if warn_only:
-            if 'dead' in self.keywords(warn=False):
+            if 'dead' in self.keywords(warn_only):
                 from warnings import warn
                 warn('This sequence is dead: "{}: {}"'.format(self.id(), self.name()), RuntimeWarning)
         else:
-            return 'dead' in self.keywords()
+            return 'dead' in self.keywords(warn_only)
 
     def is_finite(self):
         r"""
@@ -2019,7 +2019,8 @@ def test_compile_sage_code(self):
             RuntimeWarning: This sequence is dead: ...
             True
         """
-        if self.is_dead(warn_only=True):
+        if self.is_dead():
+            self.is_dead(warn_only=True)
             return True
         filt = self.programs(language='sage')
         if filt: