forked from microsoft/vscode-python
-
Notifications
You must be signed in to change notification settings - Fork 3
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add Interactive REPL Experiment (microsoft#23235)
Allow users to use Interactive Window UI with Python custom REPL controller instead of iPykernel. Closes microsoft#23175 Closes microsoft#23174 Closes microsoft#23029 Majority of: microsoft#23332 Context menu under Python for running Python REPL code using IW UI should only appear when user's ```pythonRunREPL``` experiment is enabled.
- Loading branch information
1 parent
889ec9d
commit 6997f7b
Showing
15 changed files
with
453 additions
and
10 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,167 @@ | ||
| from typing import Dict, List, Optional, Union | ||
|
|
||
| import sys | ||
| import json | ||
| import contextlib | ||
| import io | ||
| import traceback | ||
| import uuid | ||
|
|
||
| STDIN = sys.stdin | ||
| STDOUT = sys.stdout | ||
| STDERR = sys.stderr | ||
| USER_GLOBALS = {} | ||
|
|
||
|
|
||
| def send_message(msg: str): | ||
| length_msg = len(msg) | ||
| STDOUT.buffer.write(f"Content-Length: {length_msg}\r\n\r\n{msg}".encode(encoding="utf-8")) | ||
| STDOUT.buffer.flush() | ||
|
|
||
|
|
||
| def print_log(msg: str): | ||
| send_message(json.dumps({"jsonrpc": "2.0", "method": "log", "params": msg})) | ||
|
|
||
|
|
||
| def send_response(response: str, response_id: int): | ||
| send_message(json.dumps({"jsonrpc": "2.0", "id": response_id, "result": response})) | ||
|
|
||
|
|
||
| def send_request(params: Optional[Union[List, Dict]] = None): | ||
| request_id = uuid.uuid4().hex | ||
| if params is None: | ||
| send_message(json.dumps({"jsonrpc": "2.0", "id": request_id, "method": "input"})) | ||
| else: | ||
| send_message( | ||
| json.dumps({"jsonrpc": "2.0", "id": request_id, "method": "input", "params": params}) | ||
| ) | ||
| return request_id | ||
|
|
||
|
|
||
| original_input = input | ||
|
|
||
|
|
||
| def custom_input(prompt=""): | ||
| try: | ||
| send_request({"prompt": prompt}) | ||
| headers = get_headers() | ||
| content_length = int(headers.get("Content-Length", 0)) | ||
|
|
||
| if content_length: | ||
| message_text = STDIN.read(content_length) | ||
| message_json = json.loads(message_text) | ||
| our_user_input = message_json["result"]["userInput"] | ||
| return our_user_input | ||
| except Exception: | ||
| print_log(traceback.format_exc()) | ||
|
|
||
|
|
||
| # Set input to our custom input | ||
| USER_GLOBALS["input"] = custom_input | ||
| input = custom_input | ||
|
|
||
|
|
||
| def handle_response(request_id): | ||
| while not STDIN.closed: | ||
| try: | ||
| headers = get_headers() | ||
| content_length = int(headers.get("Content-Length", 0)) | ||
|
|
||
| if content_length: | ||
| message_text = STDIN.read(content_length) | ||
| message_json = json.loads(message_text) | ||
| our_user_input = message_json["result"]["userInput"] | ||
| if message_json["id"] == request_id: | ||
| send_response(our_user_input, message_json["id"]) | ||
| elif message_json["method"] == "exit": | ||
| sys.exit(0) | ||
|
|
||
| except Exception: | ||
| print_log(traceback.format_exc()) | ||
|
|
||
|
|
||
| def exec_function(user_input): | ||
| try: | ||
| compile(user_input, "<stdin>", "eval") | ||
| except SyntaxError: | ||
| return exec | ||
| return eval | ||
|
|
||
|
|
||
| def execute(request, user_globals): | ||
| str_output = CustomIO("<stdout>", encoding="utf-8") | ||
| str_error = CustomIO("<stderr>", encoding="utf-8") | ||
|
|
||
| with redirect_io("stdout", str_output): | ||
| with redirect_io("stderr", str_error): | ||
| str_input = CustomIO("<stdin>", encoding="utf-8", newline="\n") | ||
| with redirect_io("stdin", str_input): | ||
| exec_user_input(request["params"], user_globals) | ||
| send_response(str_output.get_value(), request["id"]) | ||
|
|
||
|
|
||
| def exec_user_input(user_input, user_globals): | ||
| user_input = user_input[0] if isinstance(user_input, list) else user_input | ||
|
|
||
| try: | ||
| callable = exec_function(user_input) | ||
| retval = callable(user_input, user_globals) | ||
| if retval is not None: | ||
| print(retval) | ||
| except KeyboardInterrupt: | ||
| print(traceback.format_exc()) | ||
| except Exception: | ||
| print(traceback.format_exc()) | ||
|
|
||
|
|
||
| class CustomIO(io.TextIOWrapper): | ||
| """Custom stream object to replace stdio.""" | ||
|
|
||
| def __init__(self, name, encoding="utf-8", newline=None): | ||
| self._buffer = io.BytesIO() | ||
| self._custom_name = name | ||
| super().__init__(self._buffer, encoding=encoding, newline=newline) | ||
|
|
||
| def close(self): | ||
| """Provide this close method which is used by some tools.""" | ||
| # This is intentionally empty. | ||
|
|
||
| def get_value(self) -> str: | ||
| """Returns value from the buffer as string.""" | ||
| self.seek(0) | ||
| return self.read() | ||
|
|
||
|
|
||
| @contextlib.contextmanager | ||
| def redirect_io(stream: str, new_stream): | ||
| """Redirect stdio streams to a custom stream.""" | ||
| old_stream = getattr(sys, stream) | ||
| setattr(sys, stream, new_stream) | ||
| yield | ||
| setattr(sys, stream, old_stream) | ||
|
|
||
|
|
||
| def get_headers(): | ||
| headers = {} | ||
| while line := STDIN.readline().strip(): | ||
| name, value = line.split(":", 1) | ||
| headers[name] = value.strip() | ||
| return headers | ||
|
|
||
|
|
||
| if __name__ == "__main__": | ||
| while not STDIN.closed: | ||
| try: | ||
| headers = get_headers() | ||
| content_length = int(headers.get("Content-Length", 0)) | ||
|
|
||
| if content_length: | ||
| request_text = STDIN.read(content_length) | ||
| request_json = json.loads(request_text) | ||
| if request_json["method"] == "execute": | ||
| execute(request_json, USER_GLOBALS) | ||
| elif request_json["method"] == "exit": | ||
| sys.exit(0) | ||
|
|
||
| except Exception: | ||
| print_log(traceback.format_exc()) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.