Revert "try more bytes"

This reverts commit 7c56888.

Author: blink1073

pymongo/compression_support.py

@@ -109,7 +109,7 @@ class SnappyContext(object):
 
     @staticmethod
     def compress(data):
-        return bytes(snappy.compress(data))
+        return snappy.compress(data)
 
 
 class ZlibContext(object):
@@ -138,7 +138,7 @@ def decompress(data, compressor_id):
         # https://github.com/andrix/python-snappy/issues/65
         # This only matters when data is a memoryview since
         # id(bytes(data)) == id(data) when data is a bytes.
-        return bytes(snappy.uncompress(bytes(data)))
+        return snappy.uncompress(bytes(data))
     elif compressor_id == ZlibContext.compressor_id:
         return zlib.decompress(data)
     elif compressor_id == ZstdContext.compressor_id: