Merge pull request #125 from Codaone/misc-fixes

Misc fixes
Codaone · May 18, 2018 · 188185e · 188185e
2 parents baf6fd7 + d356463
commit 188185e
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Showing 2 changed files with 4 additions and 3 deletions.
diff --git a/dexbot/__init__.py b/dexbot/__init__.py
@@ -3,7 +3,7 @@
 from appdirs import user_config_dir
 
 APP_NAME = "dexbot"
-VERSION = '0.1.26'
+VERSION = '0.1.27'
 AUTHOR = "codaone"
 __version__ = VERSION
 

diff --git a/dexbot/basestrategy.py b/dexbot/basestrategy.py
@@ -1,5 +1,6 @@
 import logging
 import time
+import math
 
 from .storage import Storage
 from .statemachine import StateMachine
@@ -151,7 +152,7 @@ def calculate_center_price(self):
             )
             self.disabled = True
         else:
-            center_price = (highest_bid['price'] + lowest_ask['price']) / 2
+            center_price = highest_bid['price'] * math.sqrt(lowest_ask['price'] / highest_bid['price'])
             return center_price
 
     def calculate_relative_center_price(self, spread, order_ids=None):
@@ -300,7 +301,7 @@ def _cancel(self, orders):
                 self.bitshares.txbuffer.clear()
                 return False
             else:
-                raise
+                self.log.exception("Unable to cancel order")
         return True
 
     def cancel(self, orders):