-
Notifications
You must be signed in to change notification settings - Fork 0
/
dataBest.py
82 lines (58 loc) · 2.58 KB
/
dataBest.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
from mediaHolder import MediaHolder
from mediaHolder import user_media
from usersProvider import get_name_to_id_dict_from_db
class SortedMediaProvider:
def __init__(self, user_id=None, user_name=None):
self.user_id = None
if user_id is not None:
self.user_id = user_id
elif user_name is not None:
user_dict = get_name_to_id_dict_from_db()
if user_name in user_dict.keys():
self.user_id = user_dict[user_name]
self.principle_to_media_holder_dict = dict()
def is_defined(self):
return self.user_id is not None
def __make_sorted_media_by(self, principle):
if not self.is_defined():
print "Sorted media not defined."
return False
all_media = user_media(self.user_id)
if all_media is None:
print "User media not collected"
return False
media_holders_list = list()
for media in all_media:
media_holders_list.append(MediaHolder(media))
sorted_media = sorted(media_holders_list, key=lambda m: m.like_count(), reverse=True)
self.principle_to_media_holder_dict[principle] = sorted_media
return True
def get_media_sorted_by(self, principle):
if principle not in self.principle_to_media_holder_dict.keys():
fine = self.__make_sorted_media_by(principle)
if not fine:
return list()
return self.principle_to_media_holder_dict[principle]
def get_media_mean_value_for(self, principle):
sorted_media = self.get_media_sorted_by(principle)
total_media_num = len(sorted_media)
if total_media_num <= 0:
return 0
if total_media_num % 2 == 1:
mean = sorted_media[total_media_num / 2].like_count()
else:
left_mean = sorted_media[total_media_num / 2].like_count()
right_mean = sorted_media[total_media_num / 2 - 1].like_count()
mean = 0.5 * (left_mean + right_mean)
return mean
def get_media_average_value_fro(self, principle):
sorted_media = self.get_media_sorted_by(principle)
if len(sorted_media) <= 0:
return 0
return sum([m.like_count() for m in sorted_media]) / float(len(sorted_media))
provider = SortedMediaProvider(user_name='lav_q')
sorted_by_like = provider.get_media_sorted_by('like_count')
for p in sorted_by_like:
print p.link(), p.like_count()
print "Mean val:", provider.get_media_mean_value_for('like_count')
print "Average:", provider.get_media_average_value_fro('like_count')