first commit

implementations.py

@@ -0,0 +1,30 @@
+import json
+import re
+from enum import Enum
+
+IMPLEMENTATIONS = {}
+
+
+class Role(Enum):
+    BOTH = "both"
+    SERVER = "server"
+    CLIENT = "client"
+
+
+def parse_filesize(input: str, default_unit="B"):
+    units = {"B": 1, "KB": 10 ** 3, "MB": 10 ** 6, "GB": 10 ** 9, "TB": 10 ** 12,
+             "KiB": 2 ** 10, "MiB": 2 ** 20, "GiB": 2 ** 30, "TiB": 2 ** 40}
+    m = re.match(fr'^(\d+(?:\.\d+)?)\s*({"|".join(units.keys())})?$', input)
+    units[None] = units[default_unit]
+    if m:
+        number, unit = m.groups()
+        return int(float(number) * units[unit])
+    raise ValueError("Invalid file size")
+
+
+with open("implementations.json", "r") as f:
+    data = json.load(f)
+    for name, val in data.items():
+        if 'max_filesize' in val.keys():
+            val['max_filesize'] = parse_filesize(val['max_filesize'])
+        IMPLEMENTATIONS[name] = val