make Python3 compatible

core.py

@@ -1,3 +1,4 @@
+from __future__ import print_function
 import logging
 import calendar
 import datetime
@@ -123,13 +124,12 @@ def fetchDataADEI():
             first_value = "-".join(time_buffer)
             first_ts = calendar.timegm(datetime.datetime.strptime(first_value, "%d-%m-%y %H:%M:%S.%f").timetuple())
         except:
-	    first_ts = ""
-
-	cache_data[param] = {'timestamp': first_ts, 'value': last_value}
+            first_ts = ""
+        cache_data[param] = {'timestamp': first_ts, 'value': last_value}
 
         current_timestamp = strftime("%Y-%m-%d %H:%M:%S")
         cache_data['time'] = current_timestamp
-       
+
     with open("./bora/.tmp.yaml", 'w') as stream_tmp:
         stream_tmp.write(yaml.dump(cache_data, default_flow_style=False))
     src_file = os.getcwd() + "/bora/.tmp.yaml"
@@ -156,25 +156,25 @@ class ListHandler(tornado.web.RequestHandler):
 
 class StartHandler(tornado.web.RequestHandler):
     def get(self):
-        print "Start fetchData"
+        print("Start fetchData")
         rt.start()
 
 
 class StopHandler(tornado.web.RequestHandler):
     def get(self):
-        print "Stop fetchData"
+        print("Stop fetchData")
         rt.stop()
 
 
 class SetTimerHandler(tornado.web.RequestHandler):
     def get(self, duration):
-        print "Set interval"
+        print("Set interval")
         rt.setInterval(float(duration))
 
 
 class DesignerHandler(tornado.web.RequestHandler):
     def get(self):
-        print "In designer mode."
+        print("In designer mode.")
         with open("./bora/cache.yaml", 'r') as stream:
             try:
                 cache_data = yaml.load(stream)
@@ -192,8 +192,7 @@ class DesignerHandler(tornado.web.RequestHandler):
         else:
             index_data = cache_data
 
-        if index_data is not None:
-	    index_data = sorted(index_data)
+        if index_data is not None:            index_data = sorted(index_data)
 
         data = {
             "cache": cache_data,
@@ -227,7 +226,7 @@ class SaveHandler(tornado.web.RequestHandler):
 
     def post(self):
         json_obj = json_decode(self.request.body)
-        
+
         with open("style.yaml", 'w') as output:
             output.write(yaml.safe_dump(json_obj,  encoding='utf-8',
                          allow_unicode=True, default_flow_style=False))
@@ -236,7 +235,7 @@ class SaveHandler(tornado.web.RequestHandler):
 
 class StatusHandler(tornado.web.RequestHandler):
     def get(self):
-        print "In status mode."
+        print("In status mode.")
         with open("style.yaml", 'r') as stream:
             try:
                 style_data = yaml.load(stream)
@@ -249,8 +248,8 @@ class StatusHandler(tornado.web.RequestHandler):
             except yaml.YAMLError as exc:
                 print(exc)
 
-        if not os.path.isfile("./bora/cache.yaml"): 
-            print "BORA is loading data, please refresh the page again in a moment."
+        if not os.path.isfile("./bora/cache.yaml"):
+            print("BORA is loading data, please refresh the page again in a moment.")
             open("./bora/cache.yaml","w")
 
         with open("./bora/cache.yaml", 'r') as vstream:
@@ -274,7 +273,7 @@ class StatusHandler(tornado.web.RequestHandler):
 
 class UpdateHandler(tornado.web.RequestHandler):
     def get(self):
-        print "Update Sensor Definition"
+        print("Update Sensor Definition")
         new_data = {}
         rt.stop()
         with open("varname.yaml", 'r') as stream:
@@ -375,7 +374,7 @@ class AdeiKatrinHandler(tornado.web.RequestHandler):
 
         data = requests.get(
             url,
-            auth=(os.environ["BORA_ADEI_USERNAME"], 
+            auth=(os.environ["BORA_ADEI_USERNAME"],
                 os.environ["BORA_ADEI_PASSWORD"])
         )
         cr = data.content
@@ -457,21 +456,21 @@ class AdeiKatrinHandler(tornado.web.RequestHandler):
 class GetDataHandler(tornado.web.RequestHandler):
     def get(self):
         cache_data = None
-        if not os.path.isfile("./bora/cache.yaml"): 
-            print "BORA is loading data, please refresh the page again in a moment."
+        if not os.path.isfile("./bora/cache.yaml"):
+            print("BORA is loading data, please refresh the page again in a moment.")
             open("./bora/cache.yaml","w")
         with open("./bora/cache.yaml", 'r') as stream:
             try:
                 cache_data = yaml.load(stream)
             except yaml.YAMLError as exc:
-        
+
                 print(exc)
         if cache_data is None:
             cache_data = {}
         self.write(cache_data)
 
 
-print "Running..."
+print("Running...")
 rt = RepeatedTimer(int(os.environ["BORA_POLLING"]), fetchDataADEI)
 
 application = tornado.web.Application([