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authorLarry Hastings <larry@hastings.org>2014-03-16 04:13:56 (GMT)
committerLarry Hastings <larry@hastings.org>2014-03-16 04:13:56 (GMT)
commit3732ed24145c1ac77e99bcf85bccda3af095e696 (patch)
tree432a243f5f4d9720ec0cc202ee969f6175e450b7 /Doc/library/tracemalloc.rst
parentb6b6a6d587d267cbad490232d08faebd30fdb7e2 (diff)
downloadcpython-3732ed24145c1ac77e99bcf85bccda3af095e696.zip
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Merge in all documentation changes since branching 3.4.0rc1.
Diffstat (limited to 'Doc/library/tracemalloc.rst')
-rw-r--r--Doc/library/tracemalloc.rst39
1 files changed, 26 insertions, 13 deletions
diff --git a/Doc/library/tracemalloc.rst b/Doc/library/tracemalloc.rst
index c12ef87..3405518 100644
--- a/Doc/library/tracemalloc.rst
+++ b/Doc/library/tracemalloc.rst
@@ -184,6 +184,7 @@ Pretty top
Code to display the 10 lines allocating the most memory with a pretty output,
ignoring ``<frozen importlib._bootstrap>`` and ``<unknown>`` files::
+ import linecache
import os
import tracemalloc
@@ -201,6 +202,9 @@ ignoring ``<frozen importlib._bootstrap>`` and ``<unknown>`` files::
filename = os.sep.join(frame.filename.split(os.sep)[-2:])
print("#%s: %s:%s: %.1f KiB"
% (index, filename, frame.lineno, stat.size / 1024))
+ line = linecache.getline(frame.filename, frame.lineno).strip()
+ if line:
+ print(' %s' % line)
other = top_stats[limit:]
if other:
@@ -218,19 +222,28 @@ ignoring ``<frozen importlib._bootstrap>`` and ``<unknown>`` files::
Example of output of the Python test suite::
- 2013-11-08 14:16:58.149320: Top 10 lines
- #1: collections/__init__.py:368: 291.9 KiB
- #2: Lib/doctest.py:1291: 200.2 KiB
- #3: unittest/case.py:571: 160.3 KiB
- #4: Lib/abc.py:133: 99.8 KiB
- #5: urllib/parse.py:476: 71.8 KiB
- #6: <string>:5: 62.7 KiB
- #7: Lib/base64.py:140: 59.8 KiB
- #8: Lib/_weakrefset.py:37: 51.8 KiB
- #9: collections/__init__.py:362: 50.6 KiB
- #10: test/test_site.py:56: 48.0 KiB
- 7496 other: 4161.9 KiB
- Total allocated size: 5258.8 KiB
+ Top 10 lines
+ #1: Lib/base64.py:414: 419.8 KiB
+ _b85chars2 = [(a + b) for a in _b85chars for b in _b85chars]
+ #2: Lib/base64.py:306: 419.8 KiB
+ _a85chars2 = [(a + b) for a in _a85chars for b in _a85chars]
+ #3: collections/__init__.py:368: 293.6 KiB
+ exec(class_definition, namespace)
+ #4: Lib/abc.py:133: 115.2 KiB
+ cls = super().__new__(mcls, name, bases, namespace)
+ #5: unittest/case.py:574: 103.1 KiB
+ testMethod()
+ #6: Lib/linecache.py:127: 95.4 KiB
+ lines = fp.readlines()
+ #7: urllib/parse.py:476: 71.8 KiB
+ for a in _hexdig for b in _hexdig}
+ #8: <string>:5: 62.0 KiB
+ #9: Lib/_weakrefset.py:37: 60.0 KiB
+ self.data = set()
+ #10: Lib/base64.py:142: 59.8 KiB
+ _b32tab2 = [a + b for a in _b32tab for b in _b32tab]
+ 6220 other: 3602.8 KiB
+ Total allocated size: 5303.1 KiB
See :meth:`Snapshot.statistics` for more options.