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-rw-r--r--Lib/gzip.py7
1 files changed, 4 insertions, 3 deletions
diff --git a/Lib/gzip.py b/Lib/gzip.py
index e1b43a5..403040b 100644
--- a/Lib/gzip.py
+++ b/Lib/gzip.py
@@ -137,9 +137,10 @@ class GzipFile(io.BufferedIOBase):
A mode of 'r' is equivalent to one of 'rb', and similarly for 'w' and
'wb', and 'a' and 'ab'.
- The compresslevel argument is an integer from 1 to 9 controlling the
+ The compresslevel argument is an integer from 0 to 9 controlling the
level of compression; 1 is fastest and produces the least compression,
- and 9 is slowest and produces the most compression. The default is 9.
+ and 9 is slowest and produces the most compression. 0 is no compression
+ at all. The default is 9.
The mtime argument is an optional numeric timestamp to be written
to the stream when compressing. All gzip compressed streams
@@ -573,7 +574,7 @@ class GzipFile(io.BufferedIOBase):
def compress(data, compresslevel=9):
"""Compress data in one shot and return the compressed string.
- Optional argument is the compression level, in range of 1-9.
+ Optional argument is the compression level, in range of 0-9.
"""
buf = io.BytesIO()
with GzipFile(fileobj=buf, mode='wb', compresslevel=compresslevel) as f: