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pip
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d5897958
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体验新版 GitCode,发现更多精彩内容 >>
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d5897958
编写于
11月 04, 2020
作者:
T
Tzu-ping Chung
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电子邮件补丁
差异文件
Allow constraining an explicit requirement
上级
9b3cd280
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
9 addition
and
8 deletion
+9
-8
src/pip/_internal/resolution/resolvelib/base.py
src/pip/_internal/resolution/resolvelib/base.py
+7
-0
src/pip/_internal/resolution/resolvelib/factory.py
src/pip/_internal/resolution/resolvelib/factory.py
+2
-8
未找到文件。
src/pip/_internal/resolution/resolvelib/base.py
浏览文件 @
d5897958
...
@@ -58,6 +58,13 @@ class Constraint(object):
...
@@ -58,6 +58,13 @@ class Constraint(object):
hashes
=
self
.
hashes
&
other
.
hashes
(
trust_internet
=
False
)
hashes
=
self
.
hashes
&
other
.
hashes
(
trust_internet
=
False
)
return
Constraint
(
specifier
,
hashes
)
return
Constraint
(
specifier
,
hashes
)
def
is_satisfied_by
(
self
,
candidate
):
# type: (Candidate) -> bool
# We can safely always allow prereleases here since PackageFinder
# already implements the prerelease logic, and would have filtered out
# prerelease candidates if the user does not expect them.
return
self
.
specifier
.
contains
(
candidate
.
version
,
prereleases
=
True
)
class
Requirement
(
object
):
class
Requirement
(
object
):
@
property
@
property
...
...
src/pip/_internal/resolution/resolvelib/factory.py
浏览文件 @
d5897958
...
@@ -235,16 +235,10 @@ class Factory(object):
...
@@ -235,16 +235,10 @@ class Factory(object):
prefers_installed
,
prefers_installed
,
)
)
if
constraint
:
name
=
explicit_candidates
.
pop
().
name
raise
InstallationError
(
"Could not satisfy constraints for {!r}: installation from "
"path or url cannot be constrained to a version"
.
format
(
name
)
)
return
(
return
(
c
for
c
in
explicit_candidates
c
for
c
in
explicit_candidates
if
all
(
req
.
is_satisfied_by
(
c
)
for
req
in
requirements
)
if
constraint
.
is_satisfied_by
(
c
)
and
all
(
req
.
is_satisfied_by
(
c
)
for
req
in
requirements
)
)
)
def
make_requirement_from_install_req
(
self
,
ireq
,
requested_extras
):
def
make_requirement_from_install_req
(
self
,
ireq
,
requested_extras
):
...
...
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