| from __future__ import annotations |
|
|
| import os |
| import xml.etree.ElementTree as ET |
| from pathlib import Path |
|
|
| OUTPUT_ROOT = Path(os.environ.get("EVAL_OUTPUT_ROOT", "/home/user/Desktop")) |
| SPEC = {'kind': 'schematic', 'target': 'answer.sch', 'parts': {'U1': {'deviceset': '555'}, 'R1': {'value': '10k'}, 'R2': {'value': '47k'}, 'C1': {'value': '100n'}, 'C2': {'value': '10u'}, 'LED1': {'value': 'red'}}, 'nets': {'VCC': [['U1', 'V+'], ['U1', 'R'], ['R1', '1'], ['C2', '1']], 'GND': [['U1', 'GND'], ['C1', '2'], ['C2', '2'], ['LED1', 'C']], 'TRIG_THRES': [['U1', 'TR'], ['U1', 'THR'], ['C1', '1'], ['R2', '2']], 'DISCH': [['U1', 'DIS'], ['R1', '2'], ['R2', '1']], 'OUT': [['U1', 'Q'], ['LED1', 'A']], 'CTRL': [['U1', 'CV']]}} |
| FORBIDDEN = {".py", ".pyw", ".sh", ".bash", ".zsh", ".ps1", ".bat", ".cmd", ".tcl", ".scr"} |
|
|
|
|
| def no_gui_bypass(): |
| for path in OUTPUT_ROOT.iterdir(): |
| if path.is_file() and path.name != "eval.py" and path.suffix.lower() in FORBIDDEN: |
| return False |
| return True |
|
|
|
|
| def check_schematic(root): |
| parts = {part.attrib.get("name"): part.attrib for part in root.findall(".//schematic/parts/part")} |
| instances = {item.attrib.get("part") for item in root.findall(".//schematic/sheets/sheet/instances/instance")} |
| nets = {} |
| for net in root.findall(".//schematic/sheets/sheet/nets/net"): |
| refs = {(pin.attrib.get("part"), pin.attrib.get("pin")) for pin in net.findall(".//pinref")} |
| nets[net.attrib.get("name")] = refs |
| for name, expected in SPEC["parts"].items(): |
| actual = parts.get(name) |
| if actual is None or name not in instances: |
| return False |
| if "value" in expected and actual.get("value", "") != expected["value"]: |
| return False |
| if "deviceset" in expected and expected["deviceset"].lower() not in actual.get("deviceset", "").lower(): |
| return False |
| for name, required in SPEC.get("nets", {}).items(): |
| if name not in nets or not {tuple(item) for item in required}.issubset(nets[name]): |
| return False |
| if SPEC.get("forbid_buses") and root.findall(".//schematic/sheets/sheet/busses/bus"): |
| return False |
| return True |
|
|
|
|
| def check_library(root): |
| package = root.find(".//library/packages/package[@name='SOT23-3']") |
| symbol = root.find(".//library/symbols/symbol[@name='LDO']") |
| deviceset = root.find(".//library/devicesets/deviceset[@name='XC6206']") |
| if package is None or symbol is None or deviceset is None or deviceset.attrib.get("prefix") != "U": |
| return False |
| pads = {pad.attrib.get("name") for pad in package.findall("smd")} |
| pins = {pin.attrib.get("name"): pin.attrib.get("direction") for pin in symbol.findall("pin")} |
| connects = {(item.attrib.get("pin"), item.attrib.get("pad")) for item in deviceset.findall(".//connect")} |
| return pads == {"1", "2", "3"} and set(pins) == {"VIN", "GND", "VOUT"} and connects == { |
| ("VIN", "1"), ("GND", "2"), ("VOUT", "3") |
| } |
|
|
|
|
| def run(): |
| if not no_gui_bypass(): |
| return False |
| answer = OUTPUT_ROOT / SPEC["target"] |
| if not answer.is_file() or answer.stat().st_size < 500: |
| return False |
| root = ET.parse(answer).getroot() |
| if root.tag != "eagle": |
| return False |
| return check_library(root) if SPEC["kind"] == "library" else check_schematic(root) |
|
|
|
|
| if __name__ == "__main__": |
| try: |
| print("True" if run() else "False") |
| except Exception: |
| print("False") |
|
|
