Add ignore_errors mode

Signed-off-by: Alvaro Frias Garay <alvaro.frias@eclypsium.com>
Signed-off-by: Alvaro Frias <alvarofriasgaray@gmail>

Author: qequ

src/python_inspector/api.py

@@ -58,16 +58,9 @@ class Resolution(NamedTuple):
     packages: List[PackageData]
     files: List[Dict]
 
-    def to_dict(self, generic_paths=False):
-        files = self.files
-        if generic_paths:
-            # clean file paths
-            for file in files:
-                path = file["path"]
-                file["path"] = utils.remove_test_data_dir_variable_prefix(path=path)
-
+    def to_dict(self):
         return {
-            "files": files,
+            "files": self.files,
             "packages": [package for package in self.packages],
             "resolution": self.resolution,
         }
@@ -89,7 +82,7 @@ def resolve_dependencies(
     analyze_setup_py_insecurely=False,
     prefer_source=False,
     printer=print,
-    generic_paths=False,
+    ignore_errors=False,
 ):
     """
     Resolve the dependencies for the package requirements listed in one or
@@ -284,6 +277,7 @@ def resolve_dependencies(
         max_rounds=max_rounds,
         pdt_output=pdt_output,
         analyze_setup_py_insecurely=analyze_setup_py_insecurely,
+        ignore_errors=ignore_errors,
     )
 
     packages = []
@@ -321,6 +315,7 @@ def resolve(
     max_rounds=200000,
     pdt_output=False,
     analyze_setup_py_insecurely=False,
+    ignore_errors=False,
 ):
     """
     Resolve dependencies given a ``direct_dependencies`` list of
@@ -346,6 +341,7 @@ def resolve(
         max_rounds=max_rounds,
         pdt_output=pdt_output,
         analyze_setup_py_insecurely=analyze_setup_py_insecurely,
+        ignore_errors=ignore_errors,
     )
 
     return resolved_dependencies, packages
@@ -359,6 +355,7 @@ def get_resolved_dependencies(
     max_rounds: int = 200000,
     pdt_output: bool = False,
     analyze_setup_py_insecurely: bool = False,
+    ignore_errors: bool = False,
 ):
     """
     Return resolved dependencies of a ``requirements`` list of Requirement for
@@ -373,6 +370,7 @@ def get_resolved_dependencies(
             environment=environment,
             repos=repos,
             analyze_setup_py_insecurely=analyze_setup_py_insecurely,
+            ignore_errors=ignore_errors,
         ),
         reporter=BaseReporter(),
     )

src/python_inspector/resolution.py

@@ -352,7 +352,8 @@ def get_requirements_from_python_manifest(
 
 class PythonInputProvider(AbstractProvider):
     def __init__(
-        self, environment=DEFAULT_ENVIRONMENT, repos=tuple(), analyze_setup_py_insecurely=False
+        self, environment=DEFAULT_ENVIRONMENT, repos=tuple(), analyze_setup_py_insecurely=True,
+        ignore_errors=False
     ):
         self.environment = environment
         self.environment_marker = get_environment_marker_from_environment(self.environment)
@@ -361,6 +362,7 @@ def __init__(
         self.dependencies_by_purl = {}
         self.wheel_or_sdist_by_package = {}
         self.analyze_setup_py_insecurely = analyze_setup_py_insecurely
+        self.ignore_errors = ignore_errors
 
     def identify(self, requirement_or_candidate: Union[Candidate, Requirement]) -> str:
         """Given a requirement, return an identifier for it. Overridden."""
@@ -583,8 +585,11 @@ def _iter_matches(
                 versions.extend(self.get_versions_for_package(name=name, repo=repo))
 
         if not versions:
-            raise NoVersionsFound(f"This package does not exist: {name}")
-
+            if self.ignore_errors:
+                yield from [Candidate("NonExistant", "0.0.0", "")]
+                return
+            else:
+                raise NoVersionsFound(f"This package does not exist: {name}")
         yield from self.get_candidates(
             all_versions=versions,
             requirements=requirements,

src/python_inspector/resolve_cli.py

@@ -173,6 +173,7 @@ def print_version(ctx, param, value):
     callback=print_version,
     help="Show the version and exit.",
 )
+@click.option('--ignore-errors', is_flag=True, default=False, help='Ignore errors and continue execution.')
 @click.help_option("-h", "--help")
 @click.option(
     "--generic-paths",
@@ -199,6 +200,7 @@ def resolve_dependencies(
     prefer_source=False,
     verbose=TRACE,
     generic_paths=False,
+    ignore_errors=False
 ):
     """
     Resolve the dependencies for the package requirements listed in one or
@@ -266,6 +268,7 @@ def resolve_dependencies(
             analyze_setup_py_insecurely=analyze_setup_py_insecurely,
             printer=click.secho,
             prefer_source=prefer_source,
+            ignore_errors=ignore_errors,
             generic_paths=generic_paths,
         )