Allow [[tool.poetry.source]] to be defined without any URL

Fixes: #292

micropipenv.py

@@ -760,7 +760,10 @@ def _poetry2pipfile_lock(
     sources = []
     has_default = False  # If default flag is set, it disallows PyPI.
     for item in pyproject_poetry_section.get("source", []):
-        sources.append({"name": item["name"], "url": item["url"], "verify_ssl": True})
+        source = {"name": item["name"], "verify_ssl": True}
+        if item.get("url"):
+            source["url"] = item.get("url")
+        sources.append(source)
 
         has_default = has_default or item.get("default", False)
 

tests/data/parse/poetry_source_without_url/pyproject.toml

@@ -0,0 +1,19 @@
+[tool.poetry]
+name = "aaa"
+version = "0.1.0"
+description = ""
+authors = ["Fridolin Pokorny <[email protected]>"]
+
+[tool.poetry.dependencies]
+daiquiri = "2.0.0"
+
+[tool.poetry.dev-dependencies]
+flexmock = "^0.10.4"
+
+[[tool.poetry.source]]
+name = "PyPI"
+priority = "primary"
+
+[build-system]
+requires = ["poetry>=0.12"]
+build-backend = "poetry.masonry.api"

tests/test_micropipenv.py

@@ -961,6 +961,37 @@ def test_parse_poetry2pipfile_lock(directory, options, expected_file):
         assert python_version == "{}.{}".format(sys.version_info.major, sys.version_info.minor)
 
 
+def test_parse_poetry2pipfile_source_without_url():
+    """Test parsing Poetry files with source without URL"""
+    work_dir = os.path.join(_DATA_DIR, "parse", "poetry_source_without_url")
+    with cwd(work_dir):
+        pipfile_lock = micropipenv._poetry2pipfile_lock(only_direct=True)
+
+        python_version = pipfile_lock["_meta"]["requires"].pop("python_version")
+        assert python_version == "{}.{}".format(sys.version_info.major, sys.version_info.minor)
+
+        assert pipfile_lock == {
+            "_meta": {
+                "hash": {"sha256": "735029730bde8fac7a13976310edf93d63ef123733a43758632ed3e2879c22ec"},
+                "pipfile-spec": 6,
+                "requires": {},
+                "sources": [
+                    {
+                        "name": "5a06749b2297be54ac5699f6f2761716adc5001a2d5f8b915ab2172922dd5706",
+                        "url": "https://pypi.org/simple",
+                        "verify_ssl": True,
+                    },
+                    {
+                        "name": "PyPI",
+                        "verify_ssl": True,
+                    },
+                ],
+            },
+            "default": {"daiquiri": "==2.0.0"},
+            "develop": {"flexmock": "^0.10.4"},
+        }
+
+
 @pytest.mark.parametrize(
     "test,options,expected_file",
     [