From 1110808a9d39d4b808aef724c861a2e1a38d2a69 Mon Sep 17 00:00:00 2001
From: Devtools Arcadia <arcadia-devtools@yandex-team.ru>
Date: Mon, 7 Feb 2022 18:08:42 +0300
Subject: intermediate changes ref:cde9a383711a11544ce7e107a78147fb96cc4029
---
contrib/python/ipython/py2/IPython/core/payload.py | 55 ++++++++++++++++++++++
1 file changed, 55 insertions(+)
create mode 100644 contrib/python/ipython/py2/IPython/core/payload.py
(limited to 'contrib/python/ipython/py2/IPython/core/payload.py')
diff --git a/contrib/python/ipython/py2/IPython/core/payload.py b/contrib/python/ipython/py2/IPython/core/payload.py
new file mode 100644
index 0000000000..6818be1537
--- /dev/null
+++ b/contrib/python/ipython/py2/IPython/core/payload.py
@@ -0,0 +1,55 @@
+# -*- coding: utf-8 -*-
+"""Payload system for IPython.
+
+Authors:
+
+* Fernando Perez
+* Brian Granger
+"""
+
+#-----------------------------------------------------------------------------
+# Copyright (C) 2008-2011 The IPython Development Team
+#
+# Distributed under the terms of the BSD License. The full license is in
+# the file COPYING, distributed as part of this software.
+#-----------------------------------------------------------------------------
+
+#-----------------------------------------------------------------------------
+# Imports
+#-----------------------------------------------------------------------------
+
+from traitlets.config.configurable import Configurable
+from traitlets import List
+
+#-----------------------------------------------------------------------------
+# Main payload class
+#-----------------------------------------------------------------------------
+
+class PayloadManager(Configurable):
+
+ _payload = List([])
+
+ def write_payload(self, data, single=True):
+ """Include or update the specified `data` payload in the PayloadManager.
+
+ If a previous payload with the same source exists and `single` is True,
+ it will be overwritten with the new one.
+ """
+
+ if not isinstance(data, dict):
+ raise TypeError('Each payload write must be a dict, got: %r' % data)
+
+ if single and 'source' in data:
+ source = data['source']
+ for i, pl in enumerate(self._payload):
+ if 'source' in pl and pl['source'] == source:
+ self._payload[i] = data
+ return
+
+ self._payload.append(data)
+
+ def read_payload(self):
+ return self._payload
+
+ def clear_payload(self):
+ self._payload = []
--
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