From 0844d3e493c77a2bbe20fb16e78ec4e7cb01acaf Mon Sep 17 00:00:00 2001
From: Enrico Minack <github@enrico.minack.dev>
Date: Fri, 30 Aug 2024 11:36:50 +0200
Subject: [PATCH] Remove chrono.pxd, use existing CTimePoint instead

---
 python/pyarrow/_flight.pyx                  |  1 -
 python/pyarrow/includes/chrono.pxd          | 38 ---------------------
 python/pyarrow/includes/libarrow_flight.pxd |  4 +--
 3 files changed, 2 insertions(+), 41 deletions(-)
 delete mode 100644 python/pyarrow/includes/chrono.pxd

diff --git a/python/pyarrow/_flight.pyx b/python/pyarrow/_flight.pyx
index d84d03f157415..ea67feb08f5e2 100644
--- a/python/pyarrow/_flight.pyx
+++ b/python/pyarrow/_flight.pyx
@@ -32,7 +32,6 @@ from pyarrow.lib cimport *
 from pyarrow.lib import (ArrowCancelled, ArrowException, ArrowInvalid,
                          SignalStopHandler)
 from pyarrow.lib import as_buffer, frombytes, timestamp, tobytes
-from pyarrow.includes.chrono cimport duration_cast, nanoseconds
 from pyarrow.includes.libarrow_flight cimport *
 from pyarrow.ipc import _get_legacy_format_default, _ReadPandasMixin
 import pyarrow.lib as lib
diff --git a/python/pyarrow/includes/chrono.pxd b/python/pyarrow/includes/chrono.pxd
deleted file mode 100644
index 93640c7234dbe..0000000000000
--- a/python/pyarrow/includes/chrono.pxd
+++ /dev/null
@@ -1,38 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#   http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-
-# distutils: language = c++
-
-from libc.stdint cimport *
-
-
-cdef extern from "<chrono>" namespace "std::chrono":
-    cdef cppclass duration:
-        duration(int64_t count)
-        const int64_t count()
-
-    cdef cppclass nanoseconds(duration):
-        nanoseconds(int64_t count)
-
-    T duration_cast[T](duration d)
-
-
-cdef extern from "<chrono>" namespace "std::chrono::system_clock":
-    cdef cppclass time_point:
-        time_point(const duration& d)
-        const duration time_since_epoch()
-        ctypedef duration duration
diff --git a/python/pyarrow/includes/libarrow_flight.pxd b/python/pyarrow/includes/libarrow_flight.pxd
index d2bc3c9d0da23..eefad537dcec8 100644
--- a/python/pyarrow/includes/libarrow_flight.pxd
+++ b/python/pyarrow/includes/libarrow_flight.pxd
@@ -19,7 +19,7 @@
 
 from pyarrow.includes.common cimport *
 from pyarrow.includes.libarrow cimport *
-from pyarrow.includes.chrono cimport time_point
+from pyarrow.includes.libarrow_python cimport CTimePoint
 
 
 cdef extern from "arrow/flight/api.h" namespace "arrow" nogil:
@@ -135,7 +135,7 @@ cdef extern from "arrow/flight/api.h" namespace "arrow" nogil:
 
         CTicket ticket
         vector[CLocation] locations
-        optional[time_point] expiration_time
+        optional[CTimePoint] expiration_time
         c_string app_metadata
 
         bint operator==(CFlightEndpoint)