feat: update python-tornado to 6.4.2-3

.flake8

@@ -13,5 +13,7 @@ ignore =
     # flake8 and black disagree about
     # W503 line break before binary operator
     # E203 whitespace before ':'
-    W503,E203
+    # E701/E704 multiple statements on one line
+    # https://black.readthedocs.io/en/latest/guides/using_black_with_other_tools.html#labels-why-pycodestyle-warnings
+    W503,E203,E701,E704
 doctests = true

debian/changelog

@@ -1,3 +1,54 @@
+python-tornado (6.4.2-3) unstable; urgency=medium
+
+  * Team upload.
+  * Increase timeout on riscv64 to fix FTBFS issue. (Closes: #1106130)
+
+ -- Bo YU <vimer@debian.org>  Thu, 22 May 2025 21:16:28 +0800
+
+python-tornado (6.4.2-2) unstable; urgency=medium
+
+  * Team upload.
+  * CVE-2025-47287: httputil: Raise errors instead of logging in
+    multipart/form-data parsing (closes: #1105886).
+
+ -- Colin Watson <cjwatson@debian.org>  Sun, 18 May 2025 16:43:40 +0100
+
+python-tornado (6.4.2-1) unstable; urgency=medium
+
+  * Team upload.
+  * New upstream release:
+    - CVE-2024-52804: Parsing of the cookie header is now much more
+      efficient.  The older algorithm sometimes had quadratic performance
+      which allowed for a denial-of-service attack in which the server would
+      spend excessive CPU time parsing cookies and block the event loop
+      (closes: #1088112).
+
+ -- Colin Watson <cjwatson@debian.org>  Fri, 29 Nov 2024 13:09:50 +0000
+
+python-tornado (6.4.1-3) unstable; urgency=medium
+
+  * Team upload.
+  * Remove dependency on old singledispatch backport
+  * Disable on test that fails on Salsa CI but not locally
+
+ -- Alexandre Detiste <tchet@debian.org>  Wed, 25 Sep 2024 10:15:25 +0200
+
+python-tornado (6.4.1-2) unstable; urgency=medium
+
+  * Team upload.
+  * Fix tests with Twisted 24.7.0 (closes: #1078411).
+  * Fix tests with openssl >= 3.3.1-5 (see discussion in #965041).
+
+ -- Colin Watson <cjwatson@debian.org>  Mon, 19 Aug 2024 17:06:53 +0100
+
+python-tornado (6.4.1-1) unstable; urgency=medium
+
+  * Remove hurd patch - obsolete according to upstream
+  * Package new upstream.
+  * Drop obsolete patch for empty AsyncTestCase
+
+ -- Julien Puydt <jpuydt@debian.org>  Thu, 13 Jun 2024 17:28:38 +0200
+
 python-tornado (6.4.0-2) unstable; urgency=medium
 
   * Team upload.

debian/control

@@ -13,7 +13,6 @@ Build-Depends: ca-certificates,
                python3-doc,
                python3-pycurl,
                python3-setuptools,
-               python3-singledispatch,
                python3-sphinx,
                python3-sphinx-rtd-theme,
                python3-sphinxcontrib-asyncio,

debian/patches/0006-Use-local-objects.inv-for-intersphinx-mapping.patch

@@ -9,11 +9,9 @@ Forwarded: not-needed
  docs/conf.py | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)
 
-diff --git a/docs/conf.py b/docs/conf.py
-index 424d844..8016853 100644
---- a/docs/conf.py
-+++ b/docs/conf.py
-@@ -84,7 +84,7 @@ latex_documents = [
+--- python-tornado.orig/docs/conf.py
++++ python-tornado/docs/conf.py
+@@ -84,7 +84,7 @@
      )
  ]
 

debian/patches/0007-Higher-test_gc-timeout.patch

@@ -7,11 +7,9 @@ Forwarded: not-needed
  tornado/test/gen_test.py | 5 ++++-
  1 file changed, 4 insertions(+), 1 deletion(-)
 
-diff --git a/tornado/test/gen_test.py b/tornado/test/gen_test.py
-index c17bf65..e2678c9 100644
---- a/tornado/test/gen_test.py
-+++ b/tornado/test/gen_test.py
-@@ -967,7 +967,10 @@ class RunnerGCTest(AsyncTestCase):
+--- python-tornado.orig/tornado/test/gen_test.py
++++ python-tornado/tornado/test/gen_test.py
+@@ -967,7 +967,10 @@
              self.io_loop.add_callback(callback)
              yield fut