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ai_providers/chatglm/code_kernel.py

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+import base64
+import os
+import queue
+import re
+import logging
+from io import BytesIO
+from subprocess import PIPE
+from typing import Optional, Union
+
+import jupyter_client
+from PIL import Image
+
+# 获取模块级 logger
+logger = logging.getLogger(__name__)
+
+IPYKERNEL = os.environ.get('IPYKERNEL', 'chatglm3')
+
+
+class CodeKernel(object):
+    def __init__(self,
+                 kernel_name='kernel',
+                 kernel_id=None,
+                 kernel_config_path="",
+                 python_path=None,
+                 ipython_path=None,
+                 init_file_path="./startup.py",
+                 verbose=1):
+
+        self.kernel_name = kernel_name
+        self.kernel_id = kernel_id
+        self.kernel_config_path = kernel_config_path
+        self.python_path = python_path
+        self.ipython_path = ipython_path
+        self.init_file_path = init_file_path
+        self.verbose = verbose
+
+        if python_path is None and ipython_path is None:
+            env = None
+        else:
+            env = {"PATH": self.python_path + ":$PATH",
+                   "PYTHONPATH": self.python_path}
+
+        # Initialize the backend kernel
+        self.kernel_manager = jupyter_client.KernelManager(kernel_name=IPYKERNEL,
+                                                           connection_file=self.kernel_config_path,
+                                                           exec_files=[
+                                                               self.init_file_path],
+                                                           env=env)
+        if self.kernel_config_path:
+            self.kernel_manager.load_connection_file()
+            self.kernel_manager.start_kernel(stdout=PIPE, stderr=PIPE)
+            logger.info("Backend kernel started with the configuration: %s", 
+                self.kernel_config_path)
+        else:
+            self.kernel_manager.start_kernel(stdout=PIPE, stderr=PIPE)
+            logger.info("Backend kernel started with the configuration: %s", 
+                self.kernel_manager.connection_file)
+
+        if verbose:
+            logger.debug(self.kernel_manager.get_connection_info())
+
+        # Initialize the code kernel
+        self.kernel = self.kernel_manager.blocking_client()
+        # self.kernel.load_connection_file()
+        self.kernel.start_channels()
+        logger.info("Code kernel started.")
+
+    def execute(self, code):
+        self.kernel.execute(code)
+        try:
+            shell_msg = self.kernel.get_shell_msg(timeout=40)
+            io_msg_content = self.kernel.get_iopub_msg(timeout=40)['content']
+            while True:
+                msg_out = io_msg_content
+                # Poll the message
+                try:
+                    io_msg_content = self.kernel.get_iopub_msg(timeout=40)[
+                        'content']
+                    if 'execution_state' in io_msg_content and io_msg_content['execution_state'] == 'idle':
+                        break
+                except queue.Empty:
+                    break
+
+            return shell_msg, msg_out
+        except Exception as e:
+            logger.error("执行代码时出错: %s", str(e), exc_info=True)
+            return None
+
+    def execute_interactive(self, code, verbose=False):
+        shell_msg = self.kernel.execute_interactive(code)
+        if shell_msg is queue.Empty:
+            if verbose:
+                logger.warning("Timeout waiting for shell message.")
+        self.check_msg(shell_msg, verbose=verbose)
+
+        return shell_msg
+
+    def inspect(self, code, verbose=False):
+        msg_id = self.kernel.inspect(code)
+        shell_msg = self.kernel.get_shell_msg(timeout=30)
+        if shell_msg is queue.Empty:
+            if verbose:
+                logger.warning("Timeout waiting for shell message.")
+        self.check_msg(shell_msg, verbose=verbose)
+
+        return shell_msg
+
+    def get_error_msg(self, msg, verbose=False) -> Optional[str]:
+        if msg['content']['status'] == 'error':
+            try:
+                error_msg = msg['content']['traceback']
+            except BaseException:
+                try:
+                    error_msg = msg['content']['traceback'][-1].strip()
+                except BaseException:
+                    error_msg = "Traceback Error"
+            if verbose:
+                logger.error("Error: %s", error_msg)
+            return error_msg
+        return None
+
+    def check_msg(self, msg, verbose=False):
+        status = msg['content']['status']
+        if status == 'ok':
+            if verbose:
+                logger.info("Execution succeeded.")
+        elif status == 'error':
+            for line in msg['content']['traceback']:
+                if verbose:
+                    logger.error(line)
+
+    def shutdown(self):
+        # Shutdown the backend kernel
+        self.kernel_manager.shutdown_kernel()
+        logger.info("Backend kernel shutdown.")
+        # Shutdown the code kernel
+        self.kernel.shutdown()
+        logger.info("Code kernel shutdown.")
+
+    def restart(self):
+        # Restart the backend kernel
+        self.kernel_manager.restart_kernel()
+        # logger.info("Backend kernel restarted.")
+
+    def interrupt(self):
+        # Interrupt the backend kernel
+        self.kernel_manager.interrupt_kernel()
+        # logger.info("Backend kernel interrupted.")
+
+    def is_alive(self):
+        return self.kernel.is_alive()
+
+
+def b64_2_img(data):
+    buff = BytesIO(base64.b64decode(data))
+    return Image.open(buff)
+
+
+def clean_ansi_codes(input_string):
+    ansi_escape = re.compile(r'(\x9B|\x1B\[|\u001b\[)[0-?]*[ -/]*[@-~]')
+    return ansi_escape.sub('', input_string)
+
+
+def execute(code, kernel: CodeKernel) -> tuple[str, Union[str, Image.Image]]:
+    res = ""
+    res_type = None
+    code = code.replace("<|observation|>", "")
+    code = code.replace("<|assistant|>interpreter", "")
+    code = code.replace("<|assistant|>", "")
+    code = code.replace("<|user|>", "")
+    code = code.replace("<|system|>", "")
+    msg, output = kernel.execute(code)
+
+    if msg['metadata']['status'] == "timeout":
+        return res_type, 'Timed out'
+    elif msg['metadata']['status'] == 'error':
+        return res_type, clean_ansi_codes('\n'.join(kernel.get_error_msg(msg, verbose=True)))
+
+    if 'text' in output:
+        res_type = "text"
+        res = output['text']
+    elif 'data' in output:
+        for key in output['data']:
+            if 'image/png' in key:
+                res_type = "image"
+                res = output['data'][key]
+                break
+            elif 'text/plain' in key:
+                res_type = "text"
+                res = output['data'][key]
+
+    if res_type == "image":
+        return res_type, b64_2_img(res)
+    elif res_type == "text" or res_type == "traceback":
+        res = res
+
+    return res_type, res
+
+
+def extract_code(text: str) -> str:
+    pattern = r'```([^\n]*)\n(.*?)```'
+    matches = re.findall(pattern, text, re.DOTALL)
+    return matches[-1][1]