Build Python bindings with distutils for consistent installs

[babeltrace.git] / bindings / python / bt2 / bt2 / stream.py

diff --git a/bindings/python/bt2/bt2/stream.py b/bindings/python/bt2/bt2/stream.py
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+++ b/bindings/python/bt2/bt2/stream.py
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+# The MIT License (MIT)
+#
+# Copyright (c) 2016-2017 Philippe Proulx <pproulx@efficios.com>
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+from bt2 import native_bt, object, utils
+import bt2.packet
+import bt2.event
+import abc
+import bt2
+
+
+def _create_from_ptr(stream_ptr):
+    if native_bt.ctf_stream_is_writer(stream_ptr):
+        import ctf_writer
+
+        cls = ctf_writer._CtfWriterStream
+    else:
+        cls = _Stream
+
+    return cls._create_from_ptr(stream_ptr)
+
+
+class _StreamBase(object._Object):
+    @property
+    def stream_class(self):
+        stream_class_ptr = native_bt.ctf_stream_get_class(self._ptr)
+        assert(stream_class_ptr)
+        return bt2.StreamClass._create_from_ptr(stream_class_ptr)
+
+    @property
+    def name(self):
+        return native_bt.ctf_stream_get_name(self._ptr)
+
+    @property
+    def id(self):
+        id = native_bt.ctf_stream_get_id(self._ptr)
+        return id if id >= 0 else None
+
+    def __eq__(self, other):
+        if self.addr == other.addr:
+            return True
+
+        return (self.name, self.id) == (other.name, other.id)
+
+
+class _Stream(_StreamBase):
+    def create_packet(self):
+        packet_ptr = native_bt.ctf_packet_create(self._ptr)
+
+        if packet_ptr is None:
+            raise bt2.CreationError('cannot create packet object')
+
+        return bt2.packet._Packet._create_from_ptr(packet_ptr)
+
+    def __eq__(self, other):
+        if type(other) is not type(self):
+            return False
+
+        return _StreamBase.__eq__(self, other)
+
+    def _copy(self):
+        return self.stream_class(self.name, self.id)
+
+    def __copy__(self):
+        return self._copy()
+
+    def __deepcopy__(self, memo):
+        cpy = self._copy()
+        memo[id(self)] = cpy
+        return cpy