Move to PyO3 0.22 and add first signature test.

src/python/Cargo.toml

@@ -12,7 +12,7 @@ crate-type = ["cdylib"]
 
 [dependencies]
 ahash = "0.8.3"
-pyo3 = { version = "0.21", features = ["extension-module"] }
+pyo3 = { version = "0.22", features = ["extension-module"] }
 polars = "0.24.3"
 polars-arrow = "0.24.3"
 derive_more = "0.99.17"

src/python/tests/signature_tests.py

@@ -0,0 +1,18 @@
+from unittest import TestCase
+from demoparser2 import DemoParser
+import pandas as pd
+import unittest
+
+class SignatureTest(TestCase):
+
+    def test_parse_header_signature(self):
+        parser = DemoParser("tests/data/test.dem")
+        header = parser.parse_header()
+        self.assertTrue(isinstance(header, dict))
+        for key, value in header.items():
+            self.assertTrue(isinstance(key, str))
+            self.assertTrue(isinstance(value, str))
+
+
+if __name__ == '__main__':
+    unittest.main()