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| author | Andrew M. Kuchling <amk@amk.ca> | 2008-05-11 13:33:56 (GMT) |
|---|---|---|
| committer | Andrew M. Kuchling <amk@amk.ca> | 2008-05-11 13:33:56 (GMT) |
| commit | 6c02916dfbdad27f26888c287d2cfa5639667731 (patch) | |
| tree | 153688377587615ef56c0c086bd73fa403331c3d /Python/marshal.c | |
| parent | ab756f60bdef88f15cc94c77e0752c6c7c8d708f (diff) | |
| download | cpython-6c02916dfbdad27f26888c287d2cfa5639667731.zip cpython-6c02916dfbdad27f26888c287d2cfa5639667731.tar.gz cpython-6c02916dfbdad27f26888c287d2cfa5639667731.tar.bz2 | |
#1792: Improve performance of marshal.dumps() on large objects by increasing
the size of the buffer more quickly.
Diffstat (limited to 'Python/marshal.c')
| -rw-r--r-- | Python/marshal.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/Python/marshal.c b/Python/marshal.c index 6ca3495..6db46e4 100644 --- a/Python/marshal.c +++ b/Python/marshal.c @@ -65,7 +65,10 @@ w_more(int c, WFILE *p) if (p->str == NULL) return; /* An error already occurred */ size = PyString_Size(p->str); - newsize = size + 1024; + newsize = size + size + 1024; + if (newsize > 32*1024*1024) { + newsize = size + 1024*1024; + } if (_PyString_Resize(&p->str, newsize) != 0) { p->ptr = p->end = NULL; } |