-
Notifications
You must be signed in to change notification settings - Fork 0
/
disk_utils.py
49 lines (29 loc) · 1018 Bytes
/
disk_utils.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
import json
import numpy as np
def get_data_folder_name():
return "data/"
def get_json_file_name(endpoint, num_pages):
return get_data_folder_name() + f"{endpoint}_{num_pages}.json"
def get_snapshot_fname():
return get_data_folder_name() + "IStoreService.json"
def load_json(fname):
with open(fname, "r", encoding="utf8") as f:
data = json.load(f)
return data
def save_json(data, fname):
with open(fname, "w", encoding="utf8") as f:
json.dump(data, f)
return
def save_npy(data, fname):
# NB: data type is uint32 (max value ~ 4 billion), which is far greater than max appID (~ 2 million)
np.save(
fname,
np.asarray(data, dtype=np.uint32),
allow_pickle=False,
fix_imports=False,
)
return
def save_app_ids(app_ids, fname_root="app_ids"):
save_json(data=app_ids, fname=get_data_folder_name() + f"{fname_root}.json")
save_npy(data=app_ids, fname=get_data_folder_name() + f"{fname_root}.npy")
return