Incorrect read some field with \x00 contains

[tonal]

I have problem with read old-generated dbf-file.
Some empty char field contains strange data.
For example, field C 15 have date:
\x20\x20\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x20

Path for correct this error:
diff --git a/ydbf/reader.py b/ydbf/reader.py
index 54d7d5e..f6a2a42 100644
--- a/ydbf/reader.py
+++ b/ydbf/reader.py
@@ -260,7 +260,7 @@ class YDbfReader(object):
# deleted record
continue
try:
- yield dict((name, conv(val.rstrip('\x00'), size, dec))
+ yield dict((name, conv(val.split('\x00', 1)[0], size, dec))
for (conv, name, size, dec), val
in izip(converters, record)
if (name != '_deletion_flag' or show_deleted))