bt2: let components attach "user data" to ports
[babeltrace.git] / bindings / python / bt2 / bt2 / __init__.py.in
1 # The MIT License (MIT)
2 #
3 # Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com>
4 #
5 # Permission is hereby granted, free of charge, to any person obtaining a copy
6 # of this software and associated documentation files (the "Software"), to deal
7 # in the Software without restriction, including without limitation the rights
8 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 # copies of the Software, and to permit persons to whom the Software is
10 # furnished to do so, subject to the following conditions:
11 #
12 # The above copyright notice and this permission notice shall be included in
13 # all copies or substantial portions of the Software.
14 #
15 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21 # THE SOFTWARE.
22
23 __version__ = '@PACKAGE_VERSION@'
24
25
26 from bt2.clock_class import *
27 from bt2.clock_snapshot import *
28 from bt2.component import *
29 from bt2.component import _FilterComponent
30 from bt2.component import _GenericFilterComponentClass
31 from bt2.component import _GenericSinkComponentClass
32 from bt2.component import _GenericSourceComponentClass
33 from bt2.component import _SinkComponent
34 from bt2.component import _SourceComponent
35 from bt2.component import _UserFilterComponent
36 from bt2.component import _UserSinkComponent
37 from bt2.component import _UserSourceComponent
38 from bt2.connection import *
39 from bt2.connection import _Connection
40 from bt2.ctf_writer import *
41 from bt2.ctf_writer import _CtfWriterStream
42 from bt2.event import _Event
43 from bt2.event_class import *
44 from bt2.field_class import *
45 from bt2.field_path import *
46 from bt2.field import *
47 from bt2.graph import *
48 from bt2.logging import *
49 from bt2.message import *
50 from bt2.message import _DiscardedEventsMessage
51 from bt2.message import _DiscardedPacketsMessage
52 from bt2.message_iterator import *
53 from bt2.message_iterator import _UserMessageIterator
54 from bt2.packet import _Packet
55 from bt2.plugin import *
56 from bt2.port import *
57 from bt2.py_plugin import *
58 from bt2.query_executor import *
59 from bt2.stream import _Stream
60 from bt2.stream_class import *
61 from bt2.trace import *
62 from bt2.trace_class import *
63 from bt2.trace_collection_message_iterator import *
64 from bt2.value import *
65 from bt2.value import _Value
66 from bt2.value import _IntegerValue
67
68
69 class Error(Exception):
70 pass
71
72
73 class CreationError(Error):
74 '''Raised when object creation fails due to memory issues.'''
75
76
77 class Frozen(Error):
78 pass
79
80
81 class InvalidQueryObject(Error):
82 pass
83
84
85 class InvalidQueryParams(Error):
86 pass
87
88
89 class UnsupportedFeature(Exception):
90 pass
91
92
93 class TryAgain(Exception):
94 pass
95
96
97 class Stop(StopIteration):
98 pass
99
100
101 class PortConnectionRefused(Exception):
102 pass
103
104
105 class IncompleteUserClass(Error):
106 pass
107
108
109 class CannotConsumeGraph(Error):
110 pass
111
112
113 class GraphCanceled(Exception):
114 pass
115
116
117 class QueryExecutorCanceled(Exception):
118 pass
119
120
121 class MessageIteratorCanceled(Exception):
122 pass
123
124
125 class ConnectionEnded(Exception):
126 pass
127
128
129 class NoDefaultClockClass(Error):
130 pass
131
132
133 class _ListenerHandle:
134 def __init__(self, listener_id, obj):
135 self._listener_id = listener_id
136 self._obj = obj
137
138
139 def _init_and_register_exit():
140 import bt2.native_bt as _native_bt
141 import atexit
142
143 atexit.register(_native_bt.py3_cc_exit_handler)
144 version = (_native_bt.version_get_major(), _native_bt.version_get_minor(),
145 _native_bt.version_get_patch(), _native_bt.version_get_extra())
146 _native_bt.py3_cc_init_from_bt2()
147
148
149 _init_and_register_exit()
150
151
152 try:
153 del native_bt
154 except:
155 pass
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