fix bug in LNX-docker-compose.yml

Author: dimitri-yatsenko

LNX-docker-compose.yml

@@ -33,8 +33,8 @@ services:
        "
         pip install --user nose nose-cov coveralls .;
         pip freeze | grep datajoint;
-        nosetests -vsw tests --with-coverage --cover-package=datajoint;
         coveralls;
+        nosetests -vsw tests --with-coverage --cover-package=datajoint;
         # jupyter notebook;
        "
     # ports:
@@ -92,4 +92,4 @@ services:
       - ./tests/nginx/fullchain.pem:/certs/fullchain.pem
       - ./tests/nginx/privkey.pem:/certs/privkey.pem
 networks:
-  main:
+  main:

datajoint/blob.py

@@ -269,7 +269,7 @@ def read_int(self):
     @staticmethod
     def pack_int(v):
         n_bytes = v.bit_length() // 8 + 1
-        assert n_bytes <= 0xFFFF, 'Integers are limited to 65535 bytes'
+        assert 0 < n_bytes <= 0xFFFF, 'Integers are limited to 65535 bytes'
         return b"\x0a" + np.uint16(n_bytes).tobytes() + v.to_bytes(n_bytes, byteorder='little', signed=True)
 
     def read_bool(self):