ComfyUI/comfy_extras/nodes/nodes_eval.py

111 lines
3.8 KiB
Python

import re
import traceback
import types
from comfy.execution_context import current_execution_context
from comfy.node_helpers import export_package_as_web_directory, export_custom_nodes
from comfy.nodes.package_typing import CustomNode
remove_type_name = re.compile(r"(\{.*\})", re.I | re.M)
# Hack: string type that is always equal in not equal comparisons, thanks pythongosssss
class AnyType(str):
def __ne__(self, __value: object) -> bool:
return False
PY_CODE = AnyType("*")
IDEs_DICT = {}
# - Thank you very much for the class -> Trung0246 -
# - https://github.com/Trung0246/ComfyUI-0246/blob/main/utils.py#L51
class TautologyStr(str):
def __ne__(self, other):
return False
class ByPassTypeTuple(tuple):
def __getitem__(self, index):
if index > 0:
index = 0
item = super().__getitem__(index)
if isinstance(item, str):
return TautologyStr(item)
return item
# ---------------------------
class KY_Eval_Python(CustomNode):
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"pycode": (
"PYCODE",
{
"default": """import re, json, os, traceback
from time import strftime
def runCode():
nowDataTime = strftime("%Y-%m-%d %H:%M:%S")
return f"Hello ComfyUI with us today {nowDataTime}!"
r0_str = runCode() + unique_id
"""
},
),
},
"hidden": {"unique_id": "UNIQUE_ID", "extra_pnginfo": "EXTRA_PNGINFO"},
}
RETURN_TYPES = ByPassTypeTuple((PY_CODE,))
RETURN_NAMES = ("r0_str",)
FUNCTION = "exec_py"
DESCRIPTION = "IDE Node is an node that allows you to run code written in Python or Javascript directly in the node."
CATEGORY = "KYNode/Code"
def exec_py(self, pycode, unique_id, extra_pnginfo, **kwargs):
ctx = current_execution_context()
if ctx.configuration.enable_eval is not True:
raise ValueError("Python eval is disabled")
if unique_id not in IDEs_DICT:
IDEs_DICT[unique_id] = self
outputs = {unique_id: unique_id}
if extra_pnginfo and 'workflow' in extra_pnginfo and extra_pnginfo['workflow']:
for node in extra_pnginfo['workflow']['nodes']:
if node['id'] == int(unique_id):
outputs_valid = [ouput for ouput in node.get('outputs', []) if ouput.get('name', '') != '' and ouput.get('type', '') != '']
outputs = {ouput['name']: None for ouput in outputs_valid}
self.RETURN_TYPES = ByPassTypeTuple(out["type"] for out in outputs_valid)
self.RETURN_NAMES = tuple(name for name in outputs.keys())
my_namespace = types.SimpleNamespace()
# 从 prompt 对象中提取 prompt_id
# if extra_data and 'extra_data' in extra_data and 'prompt_id' in extra_data['extra_data']:
# prompt_id = prompt['extra_data']['prompt_id']
# outputs['p0_str'] = p0_str
my_namespace.__dict__.update(outputs)
my_namespace.__dict__.update({prop: kwargs[prop] for prop in kwargs})
# my_namespace.__dict__.setdefault("r0_str", "The r0 variable is not assigned")
try:
exec(pycode, my_namespace.__dict__)
except Exception as e:
err = traceback.format_exc()
mc = re.search(r'line (\d+), in <module>([\w\W]+)$', err, re.MULTILINE)
msg = mc[1] + ':' + mc[2]
my_namespace.r0 = f"Error Line{msg}"
new_dict = {key: my_namespace.__dict__[key] for key in my_namespace.__dict__ if key not in ['__builtins__', *kwargs.keys()] and not callable(my_namespace.__dict__[key])}
return (*new_dict.values(),)
export_custom_nodes()
export_package_as_web_directory("comfy_extras.eval_web")