function fmt_date turned to private function, so that it does not appear in autodoc.

django/allgo/api/v1/metrics.py

@@ -23,7 +23,7 @@ log = logging.getLogger('allgo')
 
 # ======================================
 # ~ DATE_FMT = "%d-%m-%Y %H:%M"
-def fmt_date(date):
+def __fmt_date(date):
     """date is datetime object (for from/to)"""
     # ~ return datetime.strftime( date, DATE_FMT )
     return date.date().isoformat()
@@ -54,8 +54,8 @@ def __api_dict(from_, to, step, l_records ):
     """from_ and to are datetime.datetime object."""
     return {
         'data': l_records,
-        'from': fmt_date(from_),
-        'to'  : fmt_date(to),
+        'from': __fmt_date(from_),
+        'to'  : __fmt_date(to),
         'step'  : step,
     }
 
@@ -90,7 +90,7 @@ def nb_jobs_per_user(app_id, from_=None, to=None, step=None):
 	# SLETORT: There should be a "django" way of doing this !
     for d_res in res:
         d_res['uname'] = d_res.pop('user__username')
-        d_res['time_period'] = fmt_date( d_res.pop('time_period') )
+        d_res['time_period'] = __fmt_date( d_res.pop('time_period') )
 
     return __api_dict( from_, to, step, list(res) );