569059410

Build Type

push

travis-pro

Committed by GitHub

Commit Message

<a href="https://github.com/santinic/pampy/commit/<a class=hub.com/santinic/pampy/commit/979f68e6e06d495a5c9f735a4ede973f2fa19080">979f68e6e<a href="https://github.com/santinic/pampy/commit/979f68e6e06d495a5c9f735a4ede973f2fa19080">">Merge </a><a class="double-link" href="https://github.com/santinic/pampy/commit/<a class="double-link" href="https://github.com/santinic/pampy/commit/a968cae6e595fe50ffccc1639023a2260c5b60ef">a968cae6e</a>">a968cae6e</a><a href="https://github.com/santinic/pampy/commit/979f68e6e06d495a5c9f735a4ede973f2fa19080"> into 27de362e6">27de362e6</a>

Run Details

1 of 1 new or added line in 1 file covered. (100.0%)

704 of 731 relevant lines covered (96.31%)

0.96 hits per line

Source File
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86.89

/pampy/helpers.py

import inspect
from typing import (
    Union,
    Any,
    Iterable,
    TypeVar,
)

try:
    from typing import GenericMeta
except ImportError:
    from typing import _GenericAlias as GenericMeta

T = TypeVar("T")


class UnderscoreType:
    def __repr__(self):
        return '_'


class HeadType:
    def __repr__(self):
        return 'HEAD'


class TailType:
    def __repr__(self):
        return 'TAIL'


class PaddedValueType:
    def __repr__(self):
        return 'PaddedValue'


class NoDefaultType:
    pass


NoDefault = NoDefaultType()

PaddedValue = PaddedValueType()


class BoxedArgs:
    def __init__(self, obj):
        self.obj = obj

    def get(self):
        return self.obj


def pairwise(l):
    i = 0
    while i < len(l):
        yield l[i], l[i + 1]
        i += 2


def get_lambda_args_error_msg(action, var, err):
    try:
        code = inspect.getsource(action)
        return "Error passing arguments %s here:\n%s\n%s" % (var, code, err)
    except OSError:
        return "Error passing arguments %s:\n%s" % (var, err)


def is_dataclass(value):
    """
    Dataclass support is only enabled in Python 3.7+, or in 3.6 with the `dataclasses` backport installed
    """
    try:
        from dataclasses import is_dataclass
        return is_dataclass(value)
    except ImportError:
        return False


def get_extra(pattern):
    return getattr(pattern, "__extra__", None) or getattr(pattern, "__origin__", None)


def peek(iter_: Iterable[T]) -> T:
    return next(iter(iter_))


def is_newtype(pattern):
    return inspect.isfunction(pattern) and hasattr(pattern, '__supertype__')


def is_generic(pattern):
    return isinstance(pattern, GenericMeta)


def is_union(pattern):
    return isinstance(pattern, Union.__class__) or getattr(pattern, "__origin__", None) == Union


def is_typing_stuff(pattern):
    return pattern == Any or is_generic(pattern) or is_union(pattern) or is_newtype(pattern)


def get_real_type(subtype):
    if is_newtype(subtype):
        return get_real_type(subtype.__supertype__)
    else:
        return subtype

1	import inspect	1✔
2	from typing import (	1✔
3	Union,
4	Any,
5	Iterable,
6	TypeVar,
7	)
8
9	try:	1✔
10	from typing import GenericMeta	1✔
11	except ImportError:	1✔
12	from typing import _GenericAlias as GenericMeta	1✔
13
14	T = TypeVar("T")	1✔
15
16
17	class UnderscoreType:	1✔
18	def __repr__(self):	1✔
19	return '_'	×
20
21
22	class HeadType:	1✔
23	def __repr__(self):	1✔
24	return 'HEAD'	×
25
26
27	class TailType:	1✔
28	def __repr__(self):	1✔
29	return 'TAIL'	×
30
31
32	class PaddedValueType:	1✔
33	def __repr__(self):	1✔
34	return 'PaddedValue'	×
35
36
37	class NoDefaultType:	1✔
38	pass	1✔
39
40
41	NoDefault = NoDefaultType()	1✔
42
43	PaddedValue = PaddedValueType()	1✔
44
45
46	class BoxedArgs:	1✔
47	def __init__(self, obj):	1✔
48	self.obj = obj	1✔
49
50	def get(self):	1✔
51	return self.obj	1✔
52
53
54	def pairwise(l):	1✔
55	i = 0	1✔
56	while i < len(l):	1✔
57	yield l[i], l[i + 1]	1✔
58	i += 2	1✔
59
60
61	def get_lambda_args_error_msg(action, var, err):	1✔
62	try:	1✔
63	code = inspect.getsource(action)	1✔
64	return "Error passing arguments %s here:\n%s\n%s" % (var, code, err)	1✔
65	except OSError:	×
66	return "Error passing arguments %s:\n%s" % (var, err)	×
67
68
69	def is_dataclass(value):	1✔
70	"""
71	Dataclass support is only enabled in Python 3.7+, or in 3.6 with the `dataclasses` backport installed
72	"""
73	try:	1✔
74	from dataclasses import is_dataclass	1✔
75	return is_dataclass(value)	1✔
76	except ImportError:	×
77	return False	×
78
79
80	def get_extra(pattern):	1✔
81	return getattr(pattern, "__extra__", None) or getattr(pattern, "__origin__", None)	1✔
82
83
84	def peek(iter_: Iterable[T]) -> T:	1✔
85	return next(iter(iter_))	1✔
86
87
88	def is_newtype(pattern):	1✔
89	return inspect.isfunction(pattern) and hasattr(pattern, '__supertype__')	1✔
90
91
92	def is_generic(pattern):	1✔
93	return isinstance(pattern, GenericMeta)	1✔
94
95
96	def is_union(pattern):	1✔
97	return isinstance(pattern, Union.__class__) or getattr(pattern, "__origin__", None) == Union	1✔
98
99
100	def is_typing_stuff(pattern):	1✔
101	return pattern == Any or is_generic(pattern) or is_union(pattern) or is_newtype(pattern)	1✔
102
103
104	def get_real_type(subtype):	1✔
105	if is_newtype(subtype):	1✔
106	return get_real_type(subtype.__supertype__)	1✔
107	else:
108	return subtype	1✔

santinic / pampy / 569059410

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