src/bindings/python/bt2/bt2/__init__.py

   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 # import all public names
  24 from bt2.clock_class import ClockClassOffset
  25 from bt2.clock_snapshot import _ClockSnapshot
  26 from bt2.clock_snapshot import _UnknownClockSnapshot
  27 from bt2.component import _SourceComponentClass
  28 from bt2.component import _FilterComponentClass
  29 from bt2.component import _SinkComponentClass
  30 from bt2.component import _SourceComponent
  31 from bt2.component import _FilterComponent
  32 from bt2.component import _SinkComponent
  33 from bt2.component import _UserSourceComponent
  34 from bt2.component import _UserFilterComponent
  35 from bt2.component import _UserSinkComponent
  36 from bt2.error import ComponentClassType
  37 from bt2.error import _ErrorCause
  38 from bt2.error import _ComponentErrorCause
  39 from bt2.error import _ComponentClassErrorCause
  40 from bt2.error import _MessageIteratorErrorCause
  41 from bt2.error import _Error
  42 from bt2.event_class import EventClassLogLevel
  43 from bt2.field import _IntegerField
  44 from bt2.field import _UnsignedIntegerField
  45 from bt2.field import _SignedIntegerField
  46 from bt2.field import _RealField
  47 from bt2.field import _EnumerationField
  48 from bt2.field import _UnsignedEnumerationField
  49 from bt2.field import _SignedEnumerationField
  50 from bt2.field import _StringField
  51 from bt2.field import _StructureField
  52 from bt2.field import _VariantField
  53 from bt2.field import _ArrayField
  54 from bt2.field import _StaticArrayField
  55 from bt2.field import _DynamicArrayField
  56 from bt2.field_class import IntegerDisplayBase
  57 from bt2.field_class import _IntegerFieldClass
  58 from bt2.field_class import _UnsignedIntegerFieldClass
  59 from bt2.field_class import _SignedIntegerFieldClass
  60 from bt2.field_class import _RealFieldClass
  61 from bt2.field_class import _EnumerationFieldClass
  62 from bt2.field_class import _UnsignedEnumerationFieldClass
  63 from bt2.field_class import _SignedEnumerationFieldClass
  64 from bt2.field_class import _StringFieldClass
  65 from bt2.field_class import _StructureFieldClass
  66 from bt2.field_class import _VariantFieldClass
  67 from bt2.field_class import _VariantFieldClassWithoutSelector
  68 from bt2.field_class import _VariantFieldClassWithSelector
  69 from bt2.field_class import _VariantFieldClassWithUnsignedSelector
  70 from bt2.field_class import _VariantFieldClassWithSignedSelector
  71 from bt2.field_class import _ArrayFieldClass
  72 from bt2.field_class import _StaticArrayFieldClass
  73 from bt2.field_class import _DynamicArrayFieldClass
  74 from bt2.field_path import FieldPathScope
  75 from bt2.field_path import _IndexFieldPathItem
  76 from bt2.field_path import _CurrentArrayElementFieldPathItem
  77 from bt2.graph import Graph
  78 from bt2.integer_range_set import SignedIntegerRange
  79 from bt2.integer_range_set import UnsignedIntegerRange
  80 from bt2.integer_range_set import SignedIntegerRangeSet
  81 from bt2.integer_range_set import UnsignedIntegerRangeSet
  82 from bt2.interrupter import Interrupter
  83 from bt2.logging import LoggingLevel
  84 from bt2.logging import get_minimal_logging_level
  85 from bt2.logging import get_global_logging_level
  86 from bt2.logging import set_global_logging_level
  87 from bt2.message import _EventMessage
  88 from bt2.message import _PacketBeginningMessage
  89 from bt2.message import _PacketEndMessage
  90 from bt2.message import _StreamBeginningMessage
  91 from bt2.message import _StreamEndMessage
  92 from bt2.message import _MessageIteratorInactivityMessage
  93 from bt2.message import _DiscardedEventsMessage
  94 from bt2.message import _DiscardedPacketsMessage
  95 from bt2.message_iterator import _UserMessageIterator
  96 from bt2.plugin import find_plugins_in_path
  97 from bt2.plugin import find_plugins
  98 from bt2.plugin import find_plugin
  99 from bt2.py_plugin import plugin_component_class
 100 from bt2.py_plugin import register_plugin
 101 from bt2.query_executor import QueryExecutor
 102 from bt2.trace_collection_message_iterator import ComponentSpec
 103 from bt2.trace_collection_message_iterator import TraceCollectionMessageIterator
 104 from bt2.value import create_value
 105 from bt2.value import BoolValue
 106 from bt2.value import _IntegerValue
 107 from bt2.value import UnsignedIntegerValue
 108 from bt2.value import SignedIntegerValue
 109 from bt2.value import RealValue
 110 from bt2.value import StringValue
 111 from bt2.value import ArrayValue
 112 from bt2.value import MapValue
 113 from bt2.version import __version__
 114
 115
 116 def _del_global_name(name):
 117     if name in globals():
 118         del globals()[name]
 119
 120
 121 # remove private module names from the package
 122 _del_global_name('_native_bt')
 123 _del_global_name('clock_class')
 124 _del_global_name('clock_snapshot')
 125 _del_global_name('component')
 126 _del_global_name('connection')
 127 _del_global_name('error')
 128 _del_global_name('event')
 129 _del_global_name('event_class')
 130 _del_global_name('field')
 131 _del_global_name('field_class')
 132 _del_global_name('field_path')
 133 _del_global_name('graph')
 134 _del_global_name('integer_range_set')
 135 _del_global_name('interrupter')
 136 _del_global_name('logging')
 137 _del_global_name('message')
 138 _del_global_name('message_iterator')
 139 _del_global_name('native_bt')
 140 _del_global_name('object')
 141 _del_global_name('packet')
 142 _del_global_name('plugin')
 143 _del_global_name('port')
 144 _del_global_name('py_plugin')
 145 _del_global_name('query_executor')
 146 _del_global_name('stream')
 147 _del_global_name('stream_class')
 148 _del_global_name('trace')
 149 _del_global_name('trace_class')
 150 _del_global_name('trace_collection_message_iterator')
 151 _del_global_name('utils')
 152 _del_global_name('value')
 153 _del_global_name('version')
 154
 155 # remove private `_del_global_name` name from the package
 156 del _del_global_name
 157
 158
 159 class _MemoryError(_Error):
 160     '''Raised when an operation fails due to memory issues.'''
 161
 162
 163 class UnknownObject(Exception):
 164     '''
 165     Raised when a component class handles a query for an object it doesn't
 166     know about.
 167     '''
 168
 169     pass
 170
 171
 172 class _OverflowError(_Error, OverflowError):
 173     pass
 174
 175
 176 class TryAgain(Exception):
 177     pass
 178
 179
 180 class Stop(StopIteration):
 181     pass
 182
 183
 184 class _IncompleteUserClass(Exception):
 185     pass
 186
 187
 188 def _init_and_register_exit():
 189     from bt2 import native_bt
 190     import atexit
 191
 192     atexit.register(native_bt.bt2_exit_handler)
 193     native_bt.bt2_init_from_bt2()
 194
 195
 196 _init_and_register_exit()
 197
 198 # remove private `_init_and_register_exit` name from the package
 199 del _init_and_register_exit