Python tracemalloc.get_object_traceback() Examples

The following are 19 code examples of tracemalloc.get_object_traceback(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module tracemalloc , or try the search function .
Example #1
Source File: test_tracemalloc.py    From Fluid-Designer with GNU General Public License v3.0 6 votes vote down vote up 
def test_set_traceback_limit(self):
        obj_size = 10

        tracemalloc.stop()
        self.assertRaises(ValueError, tracemalloc.start, -1)

        tracemalloc.stop()
        tracemalloc.start(10)
        obj2, obj2_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj2)
        self.assertEqual(len(traceback), 10)
        self.assertEqual(traceback, obj2_traceback)

        tracemalloc.stop()
        tracemalloc.start(1)
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertEqual(len(traceback), 1)
        self.assertEqual(traceback, obj_traceback)
Example #2
Source File: test_tracemalloc.py    From android_universal with MIT License 6 votes vote down vote up 
def test_set_traceback_limit(self):
        obj_size = 10

        tracemalloc.stop()
        self.assertRaises(ValueError, tracemalloc.start, -1)

        tracemalloc.stop()
        tracemalloc.start(10)
        obj2, obj2_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj2)
        self.assertEqual(len(traceback), 10)
        self.assertEqual(traceback, obj2_traceback)

        tracemalloc.stop()
        tracemalloc.start(1)
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertEqual(len(traceback), 1)
        self.assertEqual(traceback, obj_traceback)
Example #3
Source File: test_tracemalloc.py    From ironpython3 with Apache License 2.0 6 votes vote down vote up 
def test_set_traceback_limit(self):
        obj_size = 10

        tracemalloc.stop()
        self.assertRaises(ValueError, tracemalloc.start, -1)

        tracemalloc.stop()
        tracemalloc.start(10)
        obj2, obj2_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj2)
        self.assertEqual(len(traceback), 10)
        self.assertEqual(traceback, obj2_traceback)

        tracemalloc.stop()
        tracemalloc.start(1)
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertEqual(len(traceback), 1)
        self.assertEqual(traceback, obj_traceback)
Example #4
Source File: test_tracemalloc.py    From ironpython3 with Apache License 2.0 5 votes vote down vote up 
def fork_child(self):
        if not tracemalloc.is_tracing():
            return 2

        obj_size = 12345
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        if traceback is None:
            return 3

        # everything is fine
        return 0
Example #5
Source File: test_tracemalloc.py    From android_universal with MIT License 5 votes vote down vote up 
def fork_child(self):
        if not tracemalloc.is_tracing():
            return 2

        obj_size = 12345
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        if traceback is None:
            return 3

        # everything is fine
        return 0
Example #6
Source File: test_tracemalloc.py    From android_universal with MIT License 5 votes vote down vote up 
def test_clear_traces(self):
        obj, obj_traceback = allocate_bytes(123)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertIsNotNone(traceback)

        tracemalloc.clear_traces()
        traceback2 = tracemalloc.get_object_traceback(obj)
        self.assertIsNone(traceback2)
Example #7
Source File: test_tracemalloc.py    From android_universal with MIT License 5 votes vote down vote up 
def test_get_object_traceback(self):
        tracemalloc.clear_traces()
        obj_size = 12345
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertEqual(traceback, obj_traceback)
Example #8
Source File: test_tracemalloc.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 5 votes vote down vote up 
def fork_child(self):
        if not tracemalloc.is_tracing():
            return 2

        obj_size = 12345
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        if traceback is None:
            return 3

        # everything is fine
        return 0
Example #9
Source File: test_tracemalloc.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 5 votes vote down vote up 
def test_clear_traces(self):
        obj, obj_traceback = allocate_bytes(123)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertIsNotNone(traceback)

        tracemalloc.clear_traces()
        traceback2 = tracemalloc.get_object_traceback(obj)
        self.assertIsNone(traceback2)
Example #10
Source File: test_tracemalloc.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 5 votes vote down vote up 
def test_set_traceback_limit(self):
        obj_size = 10

        tracemalloc.stop()
        self.assertRaises(ValueError, tracemalloc.start, -1)

        tracemalloc.stop()
        tracemalloc.start(10)
        obj2, obj2_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj2)
        self.assertEqual(len(traceback), 10)
        self.assertEqual(traceback, obj2_traceback)

        tracemalloc.stop()
        tracemalloc.start(1)
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertEqual(len(traceback), 1)
        self.assertEqual(traceback, obj_traceback)
Example #11
Source File: test_tracemalloc.py    From Project-New-Reign---Nemesis-Main with GNU General Public License v3.0 5 votes vote down vote up 
def test_get_object_traceback(self):
        tracemalloc.clear_traces()
        obj_size = 12345
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertEqual(traceback, obj_traceback)
Example #12
Source File: test_tracemalloc.py    From ironpython3 with Apache License 2.0 5 votes vote down vote up 
def test_clear_traces(self):
        obj, obj_traceback = allocate_bytes(123)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertIsNotNone(traceback)

        tracemalloc.clear_traces()
        traceback2 = tracemalloc.get_object_traceback(obj)
        self.assertIsNone(traceback2)
Example #13
Source File: test_tracemalloc.py    From ironpython3 with Apache License 2.0 5 votes vote down vote up 
def test_get_object_traceback(self):
        tracemalloc.clear_traces()
        obj_size = 12345
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertEqual(traceback, obj_traceback)
Example #14
Source File: test_tracemalloc.py    From Fluid-Designer with GNU General Public License v3.0 5 votes vote down vote up 
def fork_child(self):
        if not tracemalloc.is_tracing():
            return 2

        obj_size = 12345
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        if traceback is None:
            return 3

        # everything is fine
        return 0
Example #15
Source File: test_tracemalloc.py    From Fluid-Designer with GNU General Public License v3.0 5 votes vote down vote up 
def test_clear_traces(self):
        obj, obj_traceback = allocate_bytes(123)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertIsNotNone(traceback)

        tracemalloc.clear_traces()
        traceback2 = tracemalloc.get_object_traceback(obj)
        self.assertIsNone(traceback2)
Example #16
Source File: test_tracemalloc.py    From Fluid-Designer with GNU General Public License v3.0 5 votes vote down vote up 
def test_get_object_traceback(self):
        tracemalloc.clear_traces()
        obj_size = 12345
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertEqual(traceback, obj_traceback)
Example #17
Source File: warnings.py    From GraphicDesignPatternByPython with MIT License 4 votes vote down vote up 
def _formatwarnmsg_impl(msg):
    s =  ("%s:%s: %s: %s\n"
          % (msg.filename, msg.lineno, msg.category.__name__,
             msg.message))

    if msg.line is None:
        try:
            import linecache
            line = linecache.getline(msg.filename, msg.lineno)
        except Exception:
            # When a warning is logged during Python shutdown, linecache
            # and the import machinery don't work anymore
            line = None
            linecache = None
    else:
        line = msg.line
    if line:
        line = line.strip()
        s += "  %s\n" % line

    if msg.source is not None:
        try:
            import tracemalloc
            tb = tracemalloc.get_object_traceback(msg.source)
        except Exception:
            # When a warning is logged during Python shutdown, tracemalloc
            # and the import machinery don't work anymore
            tb = None

        if tb is not None:
            s += 'Object allocated at (most recent call last):\n'
            for frame in tb:
                s += ('  File "%s", lineno %s\n'
                      % (frame.filename, frame.lineno))

                try:
                    if linecache is not None:
                        line = linecache.getline(frame.filename, frame.lineno)
                    else:
                        line = None
                except Exception:
                    line = None
                if line:
                    line = line.strip()
                    s += '    %s\n' % line
    return s

# Keep a reference to check if the function was replaced
Example #18
Source File: warnings.py    From android_universal with MIT License 4 votes vote down vote up 
def _formatwarnmsg_impl(msg):
    category = msg.category.__name__
    s =  f"{msg.filename}:{msg.lineno}: {category}: {msg.message}\n"

    if msg.line is None:
        try:
            import linecache
            line = linecache.getline(msg.filename, msg.lineno)
        except Exception:
            # When a warning is logged during Python shutdown, linecache
            # and the import machinery don't work anymore
            line = None
            linecache = None
    else:
        line = msg.line
    if line:
        line = line.strip()
        s += "  %s\n" % line

    if msg.source is not None:
        try:
            import tracemalloc
        # Logging a warning should not raise a new exception:
        # catch Exception, not only ImportError and RecursionError.
        except Exception:
            # don't suggest to enable tracemalloc if it's not available
            tracing = True
            tb = None
        else:
            tracing = tracemalloc.is_tracing()
            try:
                tb = tracemalloc.get_object_traceback(msg.source)
            except Exception:
                # When a warning is logged during Python shutdown, tracemalloc
                # and the import machinery don't work anymore
                tb = None

        if tb is not None:
            s += 'Object allocated at (most recent call last):\n'
            for frame in tb:
                s += ('  File "%s", lineno %s\n'
                      % (frame.filename, frame.lineno))

                try:
                    if linecache is not None:
                        line = linecache.getline(frame.filename, frame.lineno)
                    else:
                        line = None
                except Exception:
                    line = None
                if line:
                    line = line.strip()
                    s += '    %s\n' % line
        elif not tracing:
            s += (f'{category}: Enable tracemalloc to get the object '
                  f'allocation traceback\n')
    return s

# Keep a reference to check if the function was replaced
Example #19
Source File: warnings.py    From Imogen with MIT License 4 votes vote down vote up 
def _formatwarnmsg_impl(msg):
    s =  ("%s:%s: %s: %s\n"
          % (msg.filename, msg.lineno, msg.category.__name__,
             msg.message))

    if msg.line is None:
        try:
            import linecache
            line = linecache.getline(msg.filename, msg.lineno)
        except Exception:
            # When a warning is logged during Python shutdown, linecache
            # and the import machinery don't work anymore
            line = None
            linecache = None
    else:
        line = msg.line
    if line:
        line = line.strip()
        s += "  %s\n" % line

    if msg.source is not None:
        try:
            import tracemalloc
            tb = tracemalloc.get_object_traceback(msg.source)
        except Exception:
            # When a warning is logged during Python shutdown, tracemalloc
            # and the import machinery don't work anymore
            tb = None

        if tb is not None:
            s += 'Object allocated at (most recent call last):\n'
            for frame in tb:
                s += ('  File "%s", lineno %s\n'
                      % (frame.filename, frame.lineno))

                try:
                    if linecache is not None:
                        line = linecache.getline(frame.filename, frame.lineno)
                    else:
                        line = None
                except Exception:
                    line = None
                if line:
                    line = line.strip()
                    s += '    %s\n' % line
    return s

# Keep a reference to check if the function was replaced