Allow empty proofs in token info task

apps/cic-eth/cic_eth/api/api_task.py

@@ -17,7 +17,8 @@ from cic_eth.enum import LockEnum
 
 app = celery.current_app
 
-logg = logging.getLogger(__name__)
+#logg = logging.getLogger(__name__)
+logg = logging.getLogger()
 
 
 class Api(ApiBase):
@@ -119,6 +120,7 @@ class Api(ApiBase):
             logg.debug('looking up tokens without external proof check: {}'.format(','.join(token_symbols)))
             proof = ''
 
+        logg.debug('proof is {}'.format(proof))
         l = len(token_symbols)
         if len(proof) == 0:
             l = 0 

apps/cic-eth/cic_eth/eth/erc20.py

@@ -491,7 +491,8 @@ def token_info(self, tokens, chain_spec_dict, proofs=[]):
 
         token_symbol_proof_hex = to_identifier(token_chain_object.symbol)
         token_proofs = [token_symbol_proof_hex]
-        token_proofs += proofs[i]
+        if len(proofs) > 0:
+            token_proofs += proofs[i]
 
         tokens[i] = {
             'decimals': token_chain_object.decimals,

apps/cic-eth/tests/task/api/test_app_noncritical.py

@@ -110,7 +110,7 @@ def test_tokens_noproof(
         custodial_roles,
         foo_token_declaration,
         bar_token_declaration,
-        celery_session_worker,
+        celery_worker,
         ):
 
     api = Api(str(default_chain_spec), queue=None, callback_param='foo')     
@@ -120,10 +120,10 @@ def test_tokens_noproof(
     assert len(r) == 1
     assert r[0]['address'] == strip_0x(foo_token)
 
-    t = api.tokens(['FOO'], proof='')
+    t = api.tokens(['BAR'], proof='')
     r = t.get()
     assert len(r) == 1
-    assert r[0]['address'] == strip_0x(foo_token)
+    assert r[0]['address'] == strip_0x(bar_token)
 
     t = api.tokens(['FOO'], proof=None)
     r = t.get()