removing some duplicate code

rowers/utils.py

@@ -7,6 +7,7 @@ from django.conf import settings
 import uuid
 import datetime
 
+import requests
 
 lbstoN = 4.44822
 
@@ -398,3 +399,47 @@ def ewmovingaverage(interval,window_size):
         interval2 = interval
 
     return interval2
+
+# Exceptions
+# Custom error class - to raise a NoTokenError
+class NoTokenError(Exception):
+    def __init__(self,value):
+	self.value=value
+
+    def __str__(self):
+	return repr(self.value)
+
+# Custom exception handler, returns a 401 HTTP message
+# with exception details in the json data
+def custom_exception_handler(exc,message):
+
+    response = {
+	"errors": [
+	    {
+		"code": str(exc),
+		"detail": message,
+		}
+	    ]
+	}
+
+    res = HttpResponse(message)
+    res.status_code = 401
+    res.json = json.dumps(response)
+
+    return res
+    
+def get_strava_stream(r,metric,stravaid,series_type='time',fetchresolution='high'):
+    authorizationstring = str('Bearer ' + r.stravatoken)
+    headers = {'Authorization': authorizationstring,
+	       'user-agent': 'sanderroosendaal',
+	       'Content-Type': 'application/json',
+	       'resolution': 'medium',}
+
+    url = "https://www.strava.com/api/v3/activities/{stravaid}/streams/{metric}?resolution={fetchresolutions}&series_type={series_type}".format(
+        stravaid=stravid,
+        fetchresolution=fetchresolution,
+        series_type=series_type,
+        metric=metric
+        )
+
+    return  requests.get(url,headers=headers)