Zero nsecs is ok for TAI64NA

diff --git a/pyac/pyac.py b/pyac/pyac.py
index 92f0ec46224b66b080609e866f4844d6e42c54655726d2609cf46e603fe400cf..670d88aa340f7918ccc498aab612926a72d69478dec9d8deb0f8c43685b1b5d4 100755 (executable)
--- a/pyac/pyac.py
+++ b/pyac/pyac.py
@@ -298,7 +298,7 @@ def loads(v, sets=False, leapsecUTCAllow=False):
         nsecs = 0
         if l > 8:
             nsecs = int.from_bytes(v[1+8:1+8+4], "big")
-            if nsecs == 0:
+            if (l == 8) and (nsecs == 0):
                 raise DecodeError("non-minimal encoding")
             if nsecs > 999999999:
                 raise DecodeError("too many nanoseconds")