def test_invalid_requirement(string, exception):
with pytest.raises(
InvalidRequirement,
match=re.escape(
"The requirement is invalid: {}".format(exception)),
):
Requirement(string)
def dependency_from_pep_508(name):
from poetry.core.vcs.git import ParsedUrl
# Removing comments
parts = name.split("#", 1)
name = parts[0].strip()
if len(parts) > 1:
rest = parts[1]
if ";" in rest:
name += ";" + rest.split(";", 1)[1]
req = Requirement(name)
if req.marker:
markers = convert_markers(req.marker)
else:
markers = {}
name = req.name
path = os.path.normpath(os.path.abspath(name))
link = None
if is_url(name):
link = Link(name)
elif req.url:
link = Link(req.url)
else:
p, extras = strip_extras(path)
if os.path.isdir(p) and (os.path.sep in name or name.startswith(".")):
if not is_installable_dir(p):
raise ValueError(
"Directory {!r} is not installable. File 'setup.py' "
"not found.".format(name))
link = Link(path_to_url(p))
elif is_archive_file(p):
link = Link(path_to_url(p))
# it's a local file, dir, or url
if link:
# Handle relative file URLs
if link.scheme == "file" and re.search(r"\.\./", link.url):
link = Link(
path_to_url(os.path.normpath(os.path.abspath(link.path))))
# wheel file
if link.is_wheel:
m = wheel_file_re.match(link.filename)
if not m:
raise ValueError("Invalid wheel name: {}".format(
link.filename))
name = m.group("name")
version = m.group("ver")
dep = Dependency(name, version)
else:
name = req.name or link.egg_fragment
if link.scheme.startswith("git+"):
url = ParsedUrl.parse(link.url)
dep = VCSDependency(name, "git", url.url, rev=url.rev)
elif link.scheme == "git":
dep = VCSDependency(name, "git", link.url_without_fragment)
elif link.scheme in ["http", "https"]:
dep = URLDependency(name, link.url_without_fragment)
else:
dep = Dependency(name, "*")
else:
if req.pretty_constraint:
constraint = req.constraint
else:
constraint = "*"
dep = Dependency(name, constraint)
if "extra" in markers:
# If we have extras, the dependency is optional
dep.deactivate()
for or_ in markers["extra"]:
for _, extra in or_:
dep.in_extras.append(extra)
if "python_version" in markers:
ors = []
for or_ in markers["python_version"]:
ands = []
for op, version in or_:
# Expand python version
if op == "==":
version = "~" + version
op = ""
elif op == "!=":
version += ".*"
elif op in ("<=", ">"):
parsed_version = Version.parse(version)
if parsed_version.precision == 1:
if op == "<=":
op = "<"
version = parsed_version.next_major.text
elif op == ">":
op = ">="
version = parsed_version.next_major.text
elif parsed_version.precision == 2:
if op == "<=":
op = "<"
version = parsed_version.next_minor.text
elif op == ">":
op = ">="
version = parsed_version.next_minor.text
elif op in ("in", "not in"):
versions = []
for v in re.split("[ ,]+", version):
split = v.split(".")
if len(split) in [1, 2]:
split.append("*")
op_ = "" if op == "in" else "!="
else:
op_ = "==" if op == "in" else "!="
versions.append(op_ + ".".join(split))
glue = " || " if op == "in" else ", "
if versions:
ands.append(glue.join(versions))
continue
ands.append("{}{}".format(op, version))
ors.append(" ".join(ands))
dep.python_versions = " || ".join(ors)
if req.marker:
dep.marker = req.marker
# Extras
for extra in req.extras:
dep.extras.append(extra)
return dep
def test_invalid_requirement(string: str, exception: str) -> None:
with pytest.raises(
InvalidRequirement,
match=re.escape(f"The requirement is invalid: {exception}"),
):
Requirement(string)
def test_requirement(string: str, expected: dict[str, Any]) -> None:
req = Requirement(string)
assert_requirement(req, **expected)
def dependency_from_pep_508(name,
relative_to=None
): # type: (str, Optional[Path]) -> Dependency
"""
Resolve a PEP-508 requirement string to a `Dependency` instance. If a `relative_to`
path is specified, this is used as the base directory if the identified dependency is
of file or directory type.
"""
from poetry.core.vcs.git import ParsedUrl
# Removing comments
parts = name.split("#", 1)
name = parts[0].strip()
if len(parts) > 1:
rest = parts[1]
if " ;" in rest:
name += " ;" + rest.split(" ;", 1)[1]
req = Requirement(name)
if req.marker:
markers = convert_markers(req.marker)
else:
markers = {}
name = req.name
path = os.path.normpath(os.path.abspath(name))
link = None
if is_url(name):
link = Link(name)
elif req.url:
link = Link(req.url)
else:
p, extras = strip_extras(path)
if os.path.isdir(p) and (os.path.sep in name or name.startswith(".")):
if not is_installable_dir(p):
raise ValueError(
"Directory {!r} is not installable. File 'setup.py' "
"not found.".format(name))
link = Link(path_to_url(p))
elif is_archive_file(p):
link = Link(path_to_url(p))
# it's a local file, dir, or url
if link:
is_file_uri = link.scheme == "file"
is_relative_uri = is_file_uri and re.search(r"\.\./", link.url)
# Handle relative file URLs
if is_file_uri and is_relative_uri:
path = Path(link.path)
if relative_to:
path = relative_to / path
link = Link(path_to_url(path))
# wheel file
version = None
if link.is_wheel:
m = wheel_file_re.match(link.filename)
if not m:
raise ValueError("Invalid wheel name: {}".format(
link.filename))
name = m.group("name")
version = m.group("ver")
name = req.name or link.egg_fragment
dep = None
if link.scheme.startswith("git+"):
url = ParsedUrl.parse(link.url)
dep = VCSDependency(name,
"git",
url.url,
rev=url.rev,
extras=req.extras)
elif link.scheme == "git":
dep = VCSDependency(name,
"git",
link.url_without_fragment,
extras=req.extras)
elif link.scheme in ["http", "https"]:
dep = URLDependency(name, link.url)
elif is_file_uri:
# handle RFC 8089 references
path = url_to_path(req.url)
dep = _make_file_or_dir_dep(name=name,
path=path,
base=relative_to,
extras=req.extras)
else:
try:
# this is a local path not using the file URI scheme
dep = _make_file_or_dir_dep(
name=name,
path=Path(req.url),
base=relative_to,
extras=req.extras,
)
except ValueError:
pass
if dep is None:
dep = Dependency(name, version or "*", extras=req.extras)
if version:
dep._constraint = parse_constraint(version)
else:
if req.pretty_constraint:
constraint = req.constraint
else:
constraint = "*"
dep = Dependency(name, constraint, extras=req.extras)
if "extra" in markers:
# If we have extras, the dependency is optional
dep.deactivate()
for or_ in markers["extra"]:
for _, extra in or_:
dep.in_extras.append(extra)
if "python_version" in markers:
ors = []
for or_ in markers["python_version"]:
ands = []
for op, version in or_:
# Expand python version
if op == "==" and "*" not in version:
version = "~" + version
op = ""
elif op == "!=":
version += ".*"
elif op in ("<=", ">"):
parsed_version = Version.parse(version)
if parsed_version.precision == 1:
if op == "<=":
op = "<"
version = parsed_version.next_major.text
elif op == ">":
op = ">="
version = parsed_version.next_major.text
elif parsed_version.precision == 2:
if op == "<=":
op = "<"
version = parsed_version.next_minor.text
elif op == ">":
op = ">="
version = parsed_version.next_minor.text
elif op in ("in", "not in"):
versions = []
for v in re.split("[ ,]+", version):
split = v.split(".")
if len(split) in [1, 2]:
split.append("*")
op_ = "" if op == "in" else "!="
else:
op_ = "==" if op == "in" else "!="
versions.append(op_ + ".".join(split))
glue = " || " if op == "in" else ", "
if versions:
ands.append(glue.join(versions))
continue
ands.append("{}{}".format(op, version))
ors.append(" ".join(ands))
dep.python_versions = " || ".join(ors)
if req.marker:
dep.marker = req.marker
return dep
def test_requirement(string, expected):
req = Requirement(string)
assert_requirement(req, **expected)
def create_from_pep_508(cls,
name: str,
relative_to: Path | None = None) -> Dependency:
"""
Resolve a PEP-508 requirement string to a `Dependency` instance. If a `relative_to`
path is specified, this is used as the base directory if the identified dependency is
of file or directory type.
"""
from poetry.core.packages.url_dependency import URLDependency
from poetry.core.packages.utils.link import Link
from poetry.core.packages.utils.utils import is_archive_file
from poetry.core.packages.utils.utils import is_installable_dir
from poetry.core.packages.utils.utils import is_url
from poetry.core.packages.utils.utils import path_to_url
from poetry.core.packages.utils.utils import strip_extras
from poetry.core.packages.utils.utils import url_to_path
from poetry.core.packages.vcs_dependency import VCSDependency
from poetry.core.utils.patterns import wheel_file_re
from poetry.core.vcs.git import ParsedUrl
from poetry.core.version.requirements import Requirement
# Removing comments
parts = name.split(" #", 1)
name = parts[0].strip()
if len(parts) > 1:
rest = parts[1]
if " ;" in rest:
name += " ;" + rest.split(" ;", 1)[1]
req = Requirement(name)
name = req.name
link = None
if is_url(name):
link = Link(name)
elif req.url:
link = Link(req.url)
else:
path_str = os.path.normpath(os.path.abspath(name))
p, extras = strip_extras(path_str)
if os.path.isdir(p) and (os.path.sep in name
or name.startswith(".")):
if not is_installable_dir(p):
raise ValueError(
f"Directory {name!r} is not installable. File 'setup.py' "
"not found.")
link = Link(path_to_url(p))
elif is_archive_file(p):
link = Link(path_to_url(p))
# it's a local file, dir, or url
if link:
is_file_uri = link.scheme == "file"
is_relative_uri = is_file_uri and re.search(r"\.\./", link.url)
# Handle relative file URLs
if is_file_uri and is_relative_uri:
path = Path(link.path)
if relative_to:
path = relative_to / path
link = Link(path_to_url(path))
# wheel file
version = None
if link.is_wheel:
m = wheel_file_re.match(link.filename)
if not m:
raise ValueError(f"Invalid wheel name: {link.filename}")
name = m.group("name")
version = m.group("ver")
dep: Dependency | None = None
if link.scheme.startswith("git+"):
url = ParsedUrl.parse(link.url)
dep = VCSDependency(
name,
"git",
url.url,
rev=url.rev,
directory=url.subdirectory,
extras=req.extras,
)
elif link.scheme == "git":
dep = VCSDependency(name,
"git",
link.url_without_fragment,
extras=req.extras)
elif link.scheme in ["http", "https"]:
dep = URLDependency(name, link.url, extras=req.extras)
elif is_file_uri:
# handle RFC 8089 references
path = url_to_path(req.url)
dep = _make_file_or_dir_dep(name=name,
path=path,
base=relative_to,
extras=req.extras)
else:
with suppress(ValueError):
# this is a local path not using the file URI scheme
dep = _make_file_or_dir_dep(
name=name,
path=Path(req.url),
base=relative_to,
extras=req.extras,
)
if dep is None:
dep = Dependency(name, version or "*", extras=req.extras)
if version:
dep._constraint = parse_constraint(version)
else:
constraint: VersionConstraint | str
if req.pretty_constraint:
constraint = req.constraint
else:
constraint = "*"
dep = Dependency(name, constraint, extras=req.extras)
if req.marker:
dep.marker = req.marker
return dep