Add tools/unschema: This generates TypedDicts from JSON response schemas

tools/unschema/__main__.py

@@ -0,0 +1,50 @@
+import json
+import time
+from argparse import ArgumentParser
+
+from .parser import generate
+
+parser = ArgumentParser(description="Generate TypedDicts from a json schema.")
+parser.add_argument("-f", "--from", required=True, help="The json schema to generate from.")
+parser.add_argument("-t", "--to", help="The file to write the TypedDicts to.")
+parser.add_argument(
+    "-ne", "--no-examples", action="store_true", help="If given, examples wont be added."
+)
+parser.add_argument(
+    "-nf", "--no-formats", action="store_true", help="If given, formats wont be added."
+)
+parser.add_argument(
+    "-p",
+    "--print",
+    action="store_true",
+    help="If given, the result will be printed instead of being writing to a file",
+)
+args = parser.parse_args()
+
+with open(args.__getattribute__("from")) as g:
+    schema = json.load(g)
+
+start = time.monotonic()
+text = f"""
+from __future__ import annotations
+
+from typing import List, Optional, TypedDict, Union, TYPE_CHECKING
+
+if TYPE_CHECKING:
+    from typing_extensions import NotRequired{generate(schema, no_examples=args.no_examples, no_formats=args.no_formats)}  # Rename this to your liking.
+"""[
+    1:
+]
+
+if args.print:
+    print(text)
+else:
+    if not args.to:
+        raise ValueError("-t/--to is required when writing to a file.")
+
+    with open(args.to, "w") as f:
+        f.write(text)
+
+end = time.monotonic() - start
+
+print(f"Success! Finished in {end*1000:.3} milliseconds.")