#
# Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com>
-import bt2
+
from bt2 import logging as bt2_logging
from bt2 import native_bt
+from bt2 import error as bt2_error
+
+
+class UnknownObject(Exception):
+ """
+ Raised when a component class handles a query for an object it doesn't
+ know about.
+ """
+
+ pass
+
+
+class _OverflowError(bt2_error._Error, OverflowError):
+ pass
+
+
+class TryAgain(Exception):
+ pass
+
+
+class Stop(StopIteration):
+ pass
def _check_bool(o):
if not _is_in_int64_range(v):
if msg is None:
- msg = 'expecting a signed 64-bit integral value'
+ msg = "expecting a signed 64-bit integral value"
- msg += ' (got {})'.format(v)
+ msg += " (got {})".format(v)
raise ValueError(msg)
if not _is_in_uint64_range(v):
if msg is None:
- msg = 'expecting an unsigned 64-bit integral value'
+ msg = "expecting an unsigned 64-bit integral value"
- msg += ' (got {})'.format(v)
+ msg += " (got {})".format(v)
raise ValueError(msg)
_check_uint64(a)
if not _is_pow2(a):
- raise ValueError('{} is not a power of two'.format(a))
+ raise ValueError("{} is not a power of two".format(a))
def _check_log_level(log_level):
if status == native_bt.__BT_FUNC_STATUS_ERROR:
assert msg is not None
- raise bt2._Error(msg)
+ raise bt2_error._Error(msg)
elif status == native_bt.__BT_FUNC_STATUS_MEMORY_ERROR:
assert msg is not None
- raise bt2._MemoryError(msg)
+ raise bt2_error._MemoryError(msg)
elif status == native_bt.__BT_FUNC_STATUS_END:
if msg is None:
- raise bt2.Stop
+ raise Stop
else:
- raise bt2.Stop(msg)
+ raise Stop(msg)
elif status == native_bt.__BT_FUNC_STATUS_AGAIN:
if msg is None:
- raise bt2.TryAgain
+ raise TryAgain
else:
- raise bt2.TryAgain(msg)
+ raise TryAgain(msg)
elif status == native_bt.__BT_FUNC_STATUS_OVERFLOW_ERROR:
if msg is None:
- raise bt2._OverflowError
+ raise _OverflowError
else:
- raise bt2._OverflowError(msg)
+ raise _OverflowError(msg)
elif status == native_bt.__BT_FUNC_STATUS_UNKNOWN_OBJECT:
if msg is None:
- raise bt2.UnknownObject
+ raise UnknownObject
else:
- raise bt2.UnknownObject(msg)
+ raise UnknownObject(msg)
else:
assert False