initial commit

env/lib/python3.10/site-packages/pkginfo/utils.py

@@ -0,0 +1,62 @@
+import os
+from types import ModuleType
+
+from .bdist import BDist
+from .develop import Develop
+from .installed import Installed
+from .sdist import SDist
+from .wheel import Wheel
+
+def get_metadata(path_or_module, metadata_version=None):
+    """ Try to create a Distribution 'path_or_module'.
+
+    o 'path_or_module' may be a module object.
+
+    o If a string, 'path_or_module' may point to an sdist file, a bdist
+      file, an installed package, or a working checkout (if it contains
+      PKG-INFO).
+
+    o Return None if 'path_or_module' can't be parsed.
+    """
+    if isinstance(path_or_module, ModuleType):
+        try:
+            return Installed(path_or_module, metadata_version)
+        except (ValueError, IOError): #pragma NO COVER
+            pass
+
+    try:
+        __import__(path_or_module)
+    except ImportError:
+        pass
+    else:
+        try:
+            return Installed(path_or_module, metadata_version)
+        except (ValueError, IOError): #pragma NO COVER
+            pass
+
+    if os.path.isfile(path_or_module):
+        try:
+            return SDist(path_or_module, metadata_version)
+        except (ValueError, IOError):
+            pass
+
+        try:
+            return BDist(path_or_module, metadata_version)
+        except (ValueError, IOError): #pragma NO COVER
+            pass
+
+        try:
+            return Wheel(path_or_module, metadata_version)
+        except (ValueError, IOError): #pragma NO COVER
+            pass
+
+    if os.path.isdir(path_or_module):
+        try:
+            return Wheel(path_or_module, metadata_version)
+        except (ValueError, IOError): #pragma NO COVER
+            pass
+
+        try:
+            return Develop(path_or_module, metadata_version)
+        except (ValueError, IOError): #pragma NO COVER
+            pass