fix: detection when version is not a exact match

the name of the folder inside the source tarball won't always be equal
the package + version provided.

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pybuild-deps"
-version = "0.0.2"
+version = "0.0.3"
 description = "A simple tool for detection of PEP-517 build dependencies."
 authors = ["Bruno Ciconelle <[email protected]>"]
 license = "GPL-3.0"

src/pybuild_deps/find_build_dependencies.py

@@ -19,8 +19,9 @@ def find_build_dependencies(package_name, version):
     build_dependencies = []
     with tarfile.open(fileobj=source_path.open("rb")) as tarball:
         for file_name, parser in file_parser_map.items():
+            root_dir = tarball.getnames()[0].split("/")[0]
             try:
-                file = tarball.extractfile(f"{package_name}-{version}/{file_name}")
+                file = tarball.extractfile(f"{root_dir}/{file_name}")
             except KeyError:
                 logging.info(
                     "%s file not found for package %s==%s",

tests/test_main.py

@@ -48,7 +48,7 @@ def test_log_level(runner: CliRunner, mocker):
         ("urllib3", "1.26.13", []),
         (
             "cryptography",
-            "39.0.0",
+            "39",
             [
                 "setuptools>=40.6.0,!=60.9.0",
                 "wheel",