|
1
|
|
|
# -*- coding: utf-8 -*- |
|
2
|
|
|
# |
|
3
|
|
|
# This file is part of SENAITE.CORE |
|
4
|
|
|
# |
|
5
|
|
|
# Copyright 2018 by it's authors. |
|
6
|
|
|
# Some rights reserved. See LICENSE.rst, CONTRIBUTORS.rst. |
|
7
|
|
|
|
|
8
|
|
|
import cProfile |
|
9
|
|
|
import json |
|
10
|
|
|
import os |
|
11
|
|
|
import time |
|
12
|
|
|
from functools import wraps |
|
13
|
|
|
|
|
14
|
|
|
from bika.lims import api |
|
15
|
|
|
from bika.lims import logger |
|
16
|
|
|
from senaite.core.supermodel.interfaces import ISuperModel |
|
17
|
|
|
from zope.component import queryAdapter |
|
18
|
|
|
|
|
19
|
|
|
|
|
20
|
|
|
def XXX_REMOVEME(func): |
|
21
|
|
|
"""Decorator for dead code removal |
|
22
|
|
|
""" |
|
23
|
|
|
@wraps(func) |
|
24
|
|
|
def decorator(self, *args, **kwargs): |
|
25
|
|
|
msg = "~~~~~~~ XXX REMOVEME marked method called: {}.{}".format( |
|
26
|
|
|
self.__class__.__name__, func.func_name) |
|
27
|
|
|
raise RuntimeError(msg) |
|
28
|
|
|
return func(self, *args, **kwargs) |
|
29
|
|
|
return decorator |
|
30
|
|
|
|
|
31
|
|
|
|
|
32
|
|
View Code Duplication |
def returns_json(func): |
|
|
|
|
|
|
33
|
|
|
"""Decorator for functions which return JSON |
|
34
|
|
|
""" |
|
35
|
|
|
def decorator(*args, **kwargs): |
|
36
|
|
|
instance = args[0] |
|
37
|
|
|
request = getattr(instance, 'request', None) |
|
38
|
|
|
request.response.setHeader("Content-Type", "application/json") |
|
39
|
|
|
result = func(*args, **kwargs) |
|
40
|
|
|
return json.dumps(result) |
|
41
|
|
|
return decorator |
|
42
|
|
|
|
|
43
|
|
|
|
|
44
|
|
|
def returns_super_model(func): |
|
45
|
|
|
"""Decorator to return standard content objects as SuperModels |
|
46
|
|
|
""" |
|
47
|
|
|
def to_super_model(obj): |
|
48
|
|
|
# avoid circular imports |
|
49
|
|
|
from senaite.core.supermodel import SuperModel |
|
50
|
|
|
|
|
51
|
|
|
# Object is already a SuperModel |
|
52
|
|
|
if isinstance(obj, SuperModel): |
|
53
|
|
|
return obj |
|
54
|
|
|
|
|
55
|
|
|
# Only portal objects are supported |
|
56
|
|
|
if not api.is_object(obj): |
|
57
|
|
|
raise TypeError("Expected a portal object, got '{}'" |
|
58
|
|
|
.format(type(obj))) |
|
59
|
|
|
|
|
60
|
|
|
# Wrap the object into a specific Publication Object Adapter |
|
61
|
|
|
uid = api.get_uid(obj) |
|
62
|
|
|
portal_type = api.get_portal_type(obj) |
|
63
|
|
|
|
|
64
|
|
|
adapter = queryAdapter(uid, ISuperModel, name=portal_type) |
|
65
|
|
|
if adapter is None: |
|
66
|
|
|
return SuperModel(uid) |
|
67
|
|
|
return adapter |
|
68
|
|
|
|
|
69
|
|
|
@wraps(func) |
|
70
|
|
|
def wrapper(*args, **kwargs): |
|
71
|
|
|
obj = func(*args, **kwargs) |
|
72
|
|
|
if isinstance(obj, (list, tuple)): |
|
73
|
|
|
return map(to_super_model, obj) |
|
74
|
|
|
return to_super_model(obj) |
|
75
|
|
|
|
|
76
|
|
|
return wrapper |
|
77
|
|
|
|
|
78
|
|
|
|
|
79
|
|
|
def profileit(path=None): |
|
80
|
|
|
"""cProfile decorator to profile a function |
|
81
|
|
|
|
|
82
|
|
|
:param path: output file path |
|
83
|
|
|
:type path: str |
|
84
|
|
|
:return: Function |
|
85
|
|
|
""" |
|
86
|
|
|
|
|
87
|
|
|
def inner(func): |
|
88
|
|
|
@wraps(func) |
|
89
|
|
|
def wrapper(*args, **kwargs): |
|
90
|
|
|
prof = cProfile.Profile() |
|
91
|
|
|
retval = prof.runcall(func, *args, **kwargs) |
|
92
|
|
|
if path is not None: |
|
93
|
|
|
print prof.print_stats() |
|
94
|
|
|
prof.dump_stats(os.path.expanduser(path)) |
|
95
|
|
|
else: |
|
96
|
|
|
print prof.print_stats() |
|
97
|
|
|
return retval |
|
98
|
|
|
return wrapper |
|
99
|
|
|
return inner |
|
100
|
|
|
|
|
101
|
|
|
|
|
102
|
|
|
def timeit(threshold=0): |
|
103
|
|
|
"""Decorator to log the execution time of a function |
|
104
|
|
|
""" |
|
105
|
|
|
|
|
106
|
|
|
def inner(func): |
|
107
|
|
|
@wraps(func) |
|
108
|
|
|
def wrapper(*args, **kwargs): |
|
109
|
|
|
start = time.time() |
|
110
|
|
|
return_value = func(*args, **kwargs) |
|
111
|
|
|
end = time.time() |
|
112
|
|
|
duration = float(end-start) |
|
113
|
|
|
if duration > threshold: |
|
114
|
|
|
logger.info("Execution of '{}{}' took {:2f}s".format( |
|
115
|
|
|
func.__name__, args, duration)) |
|
116
|
|
|
return return_value |
|
117
|
|
|
return wrapper |
|
118
|
|
|
return inner |
|
119
|
|
|
|