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-rw-r--r--Modules/zlibmodule.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/Modules/zlibmodule.c b/Modules/zlibmodule.c
index 725755d105..35b8c32fa4 100644
--- a/Modules/zlibmodule.c
+++ b/Modules/zlibmodule.c
@@ -654,7 +654,9 @@ PyZlib_flush(compobject *self, PyObject *args)
}
PyDoc_STRVAR(decomp_flush__doc__,
-"flush() -- Return a string containing any remaining decompressed data.\n"
+"flush( [length] ) -- Return a string containing any remaining\n"
+"decompressed data. length, if given, is the initial size of the\n"
+"output buffer.\n"
"\n"
"The decompressor object can no longer be used after this call.");