# Aider chat conversation:
USER: use pypandoc to implement `html_to_markdown`
ASSISTANT: To implement `html_to_markdown` using `pypandoc`, I will:
1. Add an import for `pypandoc`.
2. Implement the `html_to_markdown` function using `pypandoc.convert_text`.
Here are the diffs for those changes:
```diff
--- aider/scrape.py
+++ aider/scrape.py
@@ ... @@
import sys
+import pypandoc
import httpx
from bs4 import BeautifulSoup
from playwright.sync_api import sync_playwright
@@ ... @@
def html_to_markdown(page_source: str) -> str:
- pass
+ return pypandoc.convert_text(page_source, 'md', format='html')
```
Please ensure that `pypandoc` is installed in your environment to use this implementation. If it's not installed, you can install it using `pip install pypandoc`.
# Aider chat conversation:
USER: finish `scrape_with_httpx`
ASSISTANT: To finish the `scrape_with_httpx` method, I will implement the HTTP request using the `httpx` library. This will involve making a GET request to the provided URL and returning the content of the response.
Here is the diff for the changes:
```diff
--- aider/scrape.py
+++ aider/scrape.py
@@ ... @@
def scrape_with_httpx(self, url):
- pass
+ import httpx
+ headers = {
+ 'User-Agent': aider_user_agent
+ }
+ try:
+ with httpx.Client(headers=headers) as client:
+ response = client.get(url)
+ response.raise_for_status()
+ return response.text
+ except httpx.HTTPError as http_err:
+ self.print_error(f'HTTP error occurred: {http_err}')
+ except Exception as err:
+ self.print_error(f'An error occurred: {err}')
+ return None
```
This implementation uses `httpx.Client` to send a GET request with a custom User-Agent header. It handles any HTTP errors by printing them out and returns `None` in case of an error. If the request is successful, it returns the text content of the response.
# Aider chat conversation:
USER: determine the user_agent
ASSISTANT: To determine the `user_agent` in the `scrape_with_playwright` function, we can use the `browser.new_context()` method which allows us to specify a `user_agent` string. We will set a common user agent string for a desktop browser.
Here is the diff for the changes:
```diff
--- aider/scrape.py
+++ aider/scrape.py
@@ ... @@
def scrape_with_playwright(url):
with sync_playwright()
^C KeyboardInterrupt
USER: I don't want to SET it. I want to determine what it is
ASSISTANT: To determine the `user_agent` being used by the browser in the `scrape_with_playwright` function, we can retrieve it from the browser context after creating a new page. Here is the diff for the changes:
```diff
--- aider/scrape.py
+++ aider/scrape.py
@@ ... @@
def scrape_with_playwright(url):
with sync_playwright() as p:
try:
browser = p.chromium.launch()
except Exception as e:
print(repr(e))
return
+ page = browser.new_page()
+ user_agent = page.evaluate("navigator.userAgent")
+ print(f"User Agent: {user_agent}")
- page = browser.new_page()
page.goto(url)
content = page.content()
browser.close()
return content
```
# Aider chat conversation:
USER: Add a command /web to use headless selenium to scrape a webpage and add the content to the chat
ASSISTANT: To implement the `/web` command, we will need to add a new method to the `Commands` class in the `aider/commands.py` file. This method will use Selenium with a headless browser to scrape the content of a given webpage and add the content to the chat.
Here are the diffs for the changes:
```diff
--- aider/commands.py
+++ aider/commands.py
@@ ... @@
from pathlib import Path
+from selenium import webdriver
+from selenium.webdriver.chrome.options import Options
+from selenium.webdriver.chrome.service import Service
+from selenium.webdriver.common.by import By
+from webdriver_manager.chrome import ChromeDriverManager
import re
import subprocess
@@ ... @@
class Commands:
voice = None
+ web_driver = None
def __init__(self, io, coder, voice_language=None):
self.io = io
@@ ... @@
self.voice_language = voice_language
self.tokenizer = coder.main_model.tokenizer
+ self.initialize_web_driver()
+ def initialize_web_driver(self):
+ chrome_options = Options()
+ chrome_options.add_argument("--headless")
+ chrome_options.add_argument("--disable-gpu")
+ chrome_options.add_argument("--no-sandbox")
+ chrome_options.add_argument("--disable-dev-shm-usage")
+ self.web_driver = webdriver.Chrome(
+ service=Service(ChromeDriverManager().install()),
+ options=chrome_options
+ )
+
+ def cmd_web(self, args):
+ "Use headless selenium to scrape a webpage and add the content to the chat"
+ url = args.strip()
+ if not url:
+ self.io.tool_error("Please provide a URL to scrape.")
+ return
+
+ try:
+ self.web_driver.get(url)
+ page_content = self.web_driver.find_element(By.TAG_NAME, "body").text
+ self.io.tool_output(f"Content from {url}:\n{page_content}")
+ return page_content
+ except Exception as e:
+ self.io.tool_error(f"Error scraping {url}: {e}")
+
def is_command(self, inp):
return inp[0] in "/!"
@@ ... @@
```
This diff adds the necessary imports for Selenium and the WebDriver manager, initializes a headless Chrome WebDriver when the `Commands` class is instantiated, and adds a new command method `cmd_web` that takes a URL as an argument, scrapes the webpage, and outputs the content to the chat.
# Aider chat conversation:
USER: make sire self.live.stop() is called no matter how the object gets destroyed
ASSISTANT: To ensure that `self.live.stop()` is called no matter how the object gets destroyed, we can use Python's built-in `__del__` method. This method is called when an object is about to be destroyed. We can override this method in our `MarkdownStream` class to stop the `Live` instance.
Here are the steps to make this change:
1. Add a `__del__` method to the `MarkdownStream` class that calls `self.live.stop()`.
Here is the *SEARCH/REPLACE* block:
aider/mdstream.py
<source>python
<<<<<<< SEARCH
class MarkdownStream:
live = None
when = 0
min_delay = 0.050
live_window = 6
def __init__(self):
self.printed = []
self.live = Live(Text(''), refresh_per_second=1./self.min_delay)
self.live.start()
=======
class MarkdownStream:
live = None
when = 0
min_delay = 0.050
live_window = 6
def __init__(self):
self.printed = []
self.live = Live(Text(''), refresh_per_second=1./self.min_delay)
self.live.start()
def __del__(self):
self.live.stop()
>>>>>>> REPLACE
</source>
# Aider chat conversation:
USER: mark _text as noqa 501
ASSISTANT: To mark `_text` as `noqa 501`, we need to modify `aider/mdstream.py`:
1. Add `# noqa: 501` at the end of the `_text` variable declaration.
Here is the *SEARCH/REPLACE* block:
aider/mdstream.py
<source>python
<<<<<<< SEARCH
_text = 5 * _text
=======
_text = 5 * _text # noqa: 501
>>>>>>> REPLACE
</source>
Adds option to skip the check for an update, better supports tooling which wants to do it's own update mechanism and not have aider print it out unconditionally.
