[feat] lazy loading ok

Author: p1-dta

README.md

@@ -1 +1 @@
-# lazimport
+# LazImp

pyproject.toml

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+[build-system]
+requires = ["setuptools>=61.0"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "lazimp"
+version = "0.0.1"
+authors = [
+    { name = "Dorian Turba", email = "dturba.pro@protonmail.com" },
+]
+description = "Lazy import of packages and modules"
+readme = "README.md"
+requires-python = ">=3.10"
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: OS Independent",
+    "Development Status :: 2 - Pre-Alpha",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+]
+
+[project.urls]
+"Homepage" = "https://github.com/Vikka/lazimport"
+"Bug Tracker" = "https://github.com/Vikka/lazimport/issues"

src/lazimp/__init__.py

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+

src/lazimp/main.py

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+import collections.abc
+
+
+def lazy_import(
+        bare_import: collections.abc.Container | None = None,
+        sub_import: collections.abc.Mapping[str, str | None] | None = None,
+):
+    if bare_import is None:
+        bare_import = set()
+    if sub_import is None:
+        sub_import = {}
+
+    import functools
+    import importlib
+
+    @functools.cache
+    def getattr_(name: str):
+        if name not in bare_import and name not in sub_import:
+            raise AttributeError(
+                f'module {__name__!r} has no attribute {name!r}'
+            ) from None
+
+        try:
+            return importlib.import_module(f'.{name}',
+                                           sub_import.get(name, str))
+        except ModuleNotFoundError:
+            raise AttributeError(
+                f'module {__name__!r} has no attribute {name!r}'
+            ) from None
+
+    return getattr_