Touch-ups for Enrico exmaples style; Adds secondary custom install path test constant; Fixup ci config.

.circleci/config.yml

@@ -170,7 +170,6 @@ workflows:
               ignore: /.*/
           requires:
             - cli
-            - ursula_command
       - test_deploy:
           context: "NuCypher PyPI"
           requires:

examples/finnegans_wake_demo/finnegans-wake-demo.py

@@ -106,7 +106,7 @@ for counter, plaintext in enumerate(finnegans_wake):
     #########################
     # Enrico, the Encryptor #
     #########################
-    enrico = Enrico(policy_pubkey_enc=policy_pubkey)
+    enrico = Enrico(policy_encrypting_key=policy_pubkey)
 
     # In this case, the plaintext is a
     # single passage from James Joyce's Finnegan's Wake.

examples/heartbeat_demo/heart_monitor.py

@@ -16,8 +16,8 @@ def generate_heart_rate_samples(policy_pubkey,
                                 label: bytes = DEFAULT_LABEL,
                                 samples: int = 500,
                                 save_as_file: bool = False):
-    data_source = Enrico(policy_pubkey_enc=policy_pubkey,
-                             label=label)
+    data_source = Enrico(policy_encrypting_key=policy_pubkey,
+                         label=label)
 
     data_source_public_key = bytes(data_source.stamp)
 

nucypher/utilities/sandbox/constants.py

@@ -73,3 +73,6 @@ MOCK_IP_ADDRESS_2 = '10.10.10.10'
 MOCK_URSULA_DB_FILEPATH = ':memory:'
 
 MOCK_CUSTOM_INSTALLATION_PATH = '/tmp/nucypher-tmp-test-custom-{}'.format(time.time())
+
+MOCK_CUSTOM_INSTALLATION_PATH_2 = '/tmp/nucypher-tmp-test-custom-2-{}'.format(time.time())
+