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[dlqueue.git] / venv / lib / python3.11 / site-packages / pip / _internal / resolution / resolvelib / requirements.py

diff --git a/venv/lib/python3.11/site-packages/pip/_internal/resolution/resolvelib/requirements.py b/venv/lib/python3.11/site-packages/pip/_internal/resolution/resolvelib/requirements.py
deleted file mode 100644 (file)
index 06addc0..0000000
--- a/venv/lib/python3.11/site-packages/pip/_internal/resolution/resolvelib/requirements.py
+++ /dev/null
@@ -1,165 +0,0 @@
-from pip._vendor.packaging.specifiers import SpecifierSet
-from pip._vendor.packaging.utils import NormalizedName, canonicalize_name
-
-from pip._internal.req.req_install import InstallRequirement
-
-from .base import Candidate, CandidateLookup, Requirement, format_name
-
-
-class ExplicitRequirement(Requirement):
-    def __init__(self, candidate: Candidate) -> None:
-        self.candidate = candidate
-
-    def __str__(self) -> str:
-        return str(self.candidate)
-
-    def __repr__(self) -> str:
-        return "{class_name}({candidate!r})".format(
-            class_name=self.__class__.__name__,
-            candidate=self.candidate,
-        )
-
-    @property
-    def project_name(self) -> NormalizedName:
-        # No need to canonicalize - the candidate did this
-        return self.candidate.project_name
-
-    @property
-    def name(self) -> str:
-        # No need to canonicalize - the candidate did this
-        return self.candidate.name
-
-    def format_for_error(self) -> str:
-        return self.candidate.format_for_error()
-
-    def get_candidate_lookup(self) -> CandidateLookup:
-        return self.candidate, None
-
-    def is_satisfied_by(self, candidate: Candidate) -> bool:
-        return candidate == self.candidate
-
-
-class SpecifierRequirement(Requirement):
-    def __init__(self, ireq: InstallRequirement) -> None:
-        assert ireq.link is None, "This is a link, not a specifier"
-        self._ireq = ireq
-        self._extras = frozenset(ireq.extras)
-
-    def __str__(self) -> str:
-        return str(self._ireq.req)
-
-    def __repr__(self) -> str:
-        return "{class_name}({requirement!r})".format(
-            class_name=self.__class__.__name__,
-            requirement=str(self._ireq.req),
-        )
-
-    @property
-    def project_name(self) -> NormalizedName:
-        assert self._ireq.req, "Specifier-backed ireq is always PEP 508"
-        return canonicalize_name(self._ireq.req.name)
-
-    @property
-    def name(self) -> str:
-        return format_name(self.project_name, self._extras)
-
-    def format_for_error(self) -> str:
-        # Convert comma-separated specifiers into "A, B, ..., F and G"
-        # This makes the specifier a bit more "human readable", without
-        # risking a change in meaning. (Hopefully! Not all edge cases have
-        # been checked)
-        parts = [s.strip() for s in str(self).split(",")]
-        if len(parts) == 0:
-            return ""
-        elif len(parts) == 1:
-            return parts[0]
-
-        return ", ".join(parts[:-1]) + " and " + parts[-1]
-
-    def get_candidate_lookup(self) -> CandidateLookup:
-        return None, self._ireq
-
-    def is_satisfied_by(self, candidate: Candidate) -> bool:
-        assert candidate.name == self.name, (
-            f"Internal issue: Candidate is not for this requirement "
-            f"{candidate.name} vs {self.name}"
-        )
-        # 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.
-        assert self._ireq.req, "Specifier-backed ireq is always PEP 508"
-        spec = self._ireq.req.specifier
-        return spec.contains(candidate.version, prereleases=True)
-
-
-class RequiresPythonRequirement(Requirement):
-    """A requirement representing Requires-Python metadata."""
-
-    def __init__(self, specifier: SpecifierSet, match: Candidate) -> None:
-        self.specifier = specifier
-        self._candidate = match
-
-    def __str__(self) -> str:
-        return f"Python {self.specifier}"
-
-    def __repr__(self) -> str:
-        return "{class_name}({specifier!r})".format(
-            class_name=self.__class__.__name__,
-            specifier=str(self.specifier),
-        )
-
-    @property
-    def project_name(self) -> NormalizedName:
-        return self._candidate.project_name
-
-    @property
-    def name(self) -> str:
-        return self._candidate.name
-
-    def format_for_error(self) -> str:
-        return str(self)
-
-    def get_candidate_lookup(self) -> CandidateLookup:
-        if self.specifier.contains(self._candidate.version, prereleases=True):
-            return self._candidate, None
-        return None, None
-
-    def is_satisfied_by(self, candidate: Candidate) -> bool:
-        assert candidate.name == self._candidate.name, "Not Python candidate"
-        # 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 UnsatisfiableRequirement(Requirement):
-    """A requirement that cannot be satisfied."""
-
-    def __init__(self, name: NormalizedName) -> None:
-        self._name = name
-
-    def __str__(self) -> str:
-        return f"{self._name} (unavailable)"
-
-    def __repr__(self) -> str:
-        return "{class_name}({name!r})".format(
-            class_name=self.__class__.__name__,
-            name=str(self._name),
-        )
-
-    @property
-    def project_name(self) -> NormalizedName:
-        return self._name
-
-    @property
-    def name(self) -> str:
-        return self._name
-
-    def format_for_error(self) -> str:
-        return str(self)
-
-    def get_candidate_lookup(self) -> CandidateLookup:
-        return None, None
-
-    def is_satisfied_by(self, candidate: Candidate) -> bool:
-        return False