flat -> src layout (#294)

- Some mypy fixes
- Flat layout -> src layout
- Ditch `setup.py` and `setup.cfg` in favour of `pyproject.toml`
- Non-pinned requirements moved from `requirements/*.in` to `pyproject.toml`

1 files changed, 50 insertions, 0 deletions

diff --git a/src/sec_certs/sample/fips_algorithm.py b/src/sec_certs/sample/fips_algorithm.py
new file mode 100644
index 00000000..16f19e64
--- /dev/null
+++ b/src/sec_certs/sample/fips_algorithm.py
@@ -0,0 +1,50 @@
+from __future__ import annotations
+
+from dataclasses import dataclass
+from datetime import date
+from typing import ClassVar
+
+from sec_certs import constants
+from sec_certs.serialization.json import ComplexSerializableType
+from sec_certs.serialization.pandas import PandasSerializableType
+
+
+@dataclass(eq=True, frozen=True)
+class FIPSAlgorithm(PandasSerializableType, ComplexSerializableType):
+    """
+    Data structure for algorithm of `FIPSCertificate`
+    """
+
+    alg_number: str
+    algorithm_type: str
+    vendor: str
+    implementation_name: str
+    validation_date: date
+
+    pandas_columns: ClassVar[list[str]] = [
+        "dgst",
+        "alg_number",
+        "algorithm_type",
+        "vendor",
+        "implementation_name",
+        "validation_date",
+    ]
+
+    @property
+    def pandas_tuple(self) -> tuple:
+        return (
+            self.dgst,
+            self.alg_number,
+            self.algorithm_type,
+            self.vendor,
+            self.implementation_name,
+            self.validation_date,
+        )
+
+    @property
+    def dgst(self) -> str:
+        return f"{self.algorithm_type}{self.alg_number}"
+
+    @property
+    def page_url(self) -> str:
+        return constants.FIPS_ALG_URL.format(self.algorithm_type, self.alg_number)