performance progress tracking

helper_scripts/convert_epd.py

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+# converts the stockfish test suite epd file to a csv file containing just the fen and the best move
+
+
+import sys
+
+INPUT_FILE_PATH = "STS1-STS15_LAN_v6.epd"
+OUTPUT_FILE_PATH = "../src/bin/stockfish_testsuite.csv"
+
+def parse_line(line: str) -> str | None:
+    try:
+        parts = line.split(';')
+        if not parts:
+            return None
+
+        main_part = parts[0]
+        other_parts = parts[1:]
+
+        bm_index = main_part.find(" bm ")
+        if bm_index == -1:
+            return None
+
+        fen = main_part[:bm_index].strip()
+        print(f"fen: '{fen}'")
+        fen += " 0 1"
+
+        lan_move = None
+        for part in other_parts:
+            part = part.strip()
+            if part.startswith('c9 "'):
+                content_start = len('c9 "')
+                content_end = part.rfind('"')
+
+                if content_end <= content_start:
+                    return None
+
+                content = part[content_start:content_end].strip()
+                if not content:
+                    return None
+
+                lan_move = content.split()[0]
+                break
+
+        if lan_move is None:
+            return None
+
+        return f"{fen},{lan_move}"
+
+    except Exception:
+        return None
+
+def convert_file(input_path: str, output_path: str):
+    try:
+        with open(input_path, 'r', encoding='utf-8') as infile, \
+                open(output_path, 'w', encoding='utf-8') as outfile:
+
+            for line in infile:
+                line_content = line.strip()
+
+                if not line_content:
+                    continue
+
+                output_line = parse_line(line_content)
+
+                if output_line:
+                    outfile.write(output_line + '\n')
+
+    except FileNotFoundError:
+        print(f"Error: Input file '{input_path}' not found.", file=sys.stderr)
+        sys.exit(1)
+    except IOError as e:
+        print(f"Error reading/writing file: {e}", file=sys.stderr)
+        sys.exit(1)
+    except Exception as e:
+        print(f"An unexpected error occurred: {e}", file=sys.stderr)
+        sys.exit(1)
+
+if __name__ == "__main__":
+    convert_file(INPUT_FILE_PATH, OUTPUT_FILE_PATH)

helper_scripts/test

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