def calc_percentile(self,member,outdict,inprop,outvalprop,outpercentileprop):
# store in instance var if needed, no need to access cache for each
# call.
#
# If not found in the instance, than try to get from cache (and set if
# not found), plus setting it as an instance var. Also removes default
# ordering by name (we don't need it)
all_members = getattr(self, '_all_members', None)
if not all_members:
all_members = cache.get('all_members', None)
if not all_members:
self._all_members = all_members = list(
Member.objects.filter(is_current=True).order_by().values())
cache.set('all_members', all_members, settings.LONG_CACHE_TIME)
member_count = float(len(all_members))
member_val = getattr(member,inprop) or 0
avg = sum(x[inprop] or 0 for x in all_members) / member_count
var = sum(((x[inprop] or 0) - avg) ** 2 for x in all_members) / member_count
outdict[outvalprop] = member_val
outdict[outpercentileprop] = percentile(avg,var,member_val) if var != 0 else 0
def calc_percentile(self,member,outdict,inprop,outvalprop,outpercentileprop):
all_members = Member.objects.filter(is_current=True)
member_count = float(all_members.count())
member_val = getattr(member,inprop) or 0
get_inprop = lambda x: getattr(x,inprop) or 0
avg = sum(map(get_inprop, all_members))
avg = avg / member_count
var = sum(map(lambda x: (get_inprop(x)-avg)**2, all_members))
var = var / member_count
outdict[outvalprop] = member_val
outdict[outpercentileprop] = percentile(avg,var,member_val) if var != 0 else 0
def calc_percentile(self, member, outdict, inprop, outvalprop,
outpercentileprop):
all_members = Member.objects.filter(is_current=True)
member_count = float(all_members.count())
member_val = getattr(member, inprop) or 0
get_inprop = lambda x: getattr(x, inprop) or 0
avg = sum(map(get_inprop, all_members))
avg = avg / member_count
var = sum(map(lambda x: (get_inprop(x) - avg)**2, all_members))
var = var / member_count
outdict[outvalprop] = member_val
outdict[outpercentileprop] = percentile(avg, var,
member_val) if var != 0 else 0
def calc_percentile(self,member,outdict,inprop,outvalprop,outpercentileprop):
all_members = cache.get('all_members', None)
if not all_members:
all_members = list(Member.objects.filter(is_current=True))
cache.set('all_members', all_members, settings.LONG_CACHE_TIME)
member_count = float(len(all_members))
member_val = getattr(member,inprop) or 0
get_inprop = lambda x: getattr(x,inprop) or 0
avg = sum(map(get_inprop, all_members))
avg = avg / member_count
var = sum(map(lambda x: (get_inprop(x)-avg)**2, all_members))
var = var / member_count
outdict[outvalprop] = member_val
outdict[outpercentileprop] = percentile(avg,var,member_val) if var != 0 else 0
def calc_percentile(self, member, outdict, inprop, outvalprop,
outpercentileprop):
all_members = cache.get('all_members', None)
if not all_members:
all_members = list(Member.objects.filter(is_current=True))
cache.set('all_members', all_members, settings.LONG_CACHE_TIME)
member_count = float(len(all_members))
member_val = getattr(member, inprop) or 0
get_inprop = lambda x: getattr(x, inprop) or 0
avg = sum(map(get_inprop, all_members))
avg = avg / member_count
var = sum(map(lambda x: (get_inprop(x) - avg)**2, all_members))
var = var / member_count
outdict[outvalprop] = member_val
outdict[outpercentileprop] = percentile(avg, var,
member_val) if var != 0 else 0
