Fixes from PR review

pisa/api.py

@@ -1,11 +1,10 @@
 import json
 from flask import Flask, request, Response, abort, jsonify
 
-from pisa import HOST, PORT, logging, bitcoin_cli
+from pisa import HOST, PORT, logging
 from pisa.logger import Logger
 from pisa.watcher import Watcher
 from pisa.inspector import Inspector
-from pisa import HOST, PORT, logging
 from pisa.appointment import Appointment
 from pisa.block_processor import BlockProcessor
 

pisa/logger.py

@@ -27,4 +27,7 @@ class Logger(object):
         logging.debug(StructuredMessage(self._add_prefix(msg), actor=self.actor, **kwargs))
 
     def error(self, msg, **kwargs):
-        logging.error(StructuredMessage(self._add_prefix(msg), actor=self.actor, **kwargs))
+        logging.error(StructuredMessage(self._add_prefix(msg), actor=self.actor, **kwargs))
+
+    def warn(self, msg, **kwargs):
+        logging.warn(StructuredMessage(self._add_prefix(msg), actor=self.actor, **kwargs))

pisa/pisad.py

@@ -5,7 +5,7 @@ from pisa.logger import Logger
 from pisa.api import start_api
 from pisa.tools import can_connect_to_bitcoind, in_correct_network
 
-logger = Logger("Pisad")
+logger = Logger("Daemon")
 
 if __name__ == '__main__':
     debug = False
@@ -23,4 +23,4 @@ if __name__ == '__main__':
             logger.error("bitcoind is running on a different network, check conf.py and bitcoin.conf. Shutting down")
 
     else:
-        logger.error("can't connect to bitcoind. Shutting down")
+        logger.error("Can't connect to bitcoind. Shutting down")

pisa/watcher.py

@@ -12,6 +12,7 @@ from pisa.utils.zmq_subscriber import ZMQHandler
 
 logger = Logger("Watcher")
 
+
 class Watcher:
     def __init__(self, max_appointments=MAX_APPOINTMENTS):
         self.appointments = dict()