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httpxvstyphoeus

BSD-3-Clause 149 12 15,183
518.7 million (month) Jul 26 2019 0.28.1(2024-12-06 15:37:21 ago)
4,131 17 54 MIT
Oct 06 2009 1.3 million (month) 1.6.0(2026-03-10 12:58:26 ago)

httpx is a fully featured HTTP client for Python 3, which provides sync and async APIs, and support for both HTTP/1.1 and HTTP/2. It is designed to be a replacement for the popular requests package, with the added benefit of being fully compatible with Python 3's async features.

One of the main features of httpx is its support for asynchronous programming. This means that it can send multiple requests at the same time, without blocking the execution of your program. This can lead to significant performance improvements, especially when working with many small requests, or when dealing with slow or unreliable network connections.

httpx also supports sending HTTP/2 requests, which allows for more efficient use of network resources and can result in faster page loads.

One of the strengths of httpx is the possibility of working on streaming mode for the response data. This means you can process the response as it comes in, instead of waiting for the entire response to be received. This is useful when working with large files, or when you need to process the data in real-time.

Additionally, httpx provides a number of other features that are common in modern HTTP clients, such as support for sending and receiving cookies, handling redirects, and working with multipart file uploads. It also include support for several well-known authentication modules like BasicAuth, DigestAuth, and BearerAuth.

Typhoeus is a Ruby library that allows you to make parallel HTTP requests, which can greatly speed up the process of making multiple requests to different servers. It is built on top of the C library libcurl, which is known for its high performance and reliability.

One of the main features of Typhoeus is its ability to make parallel requests. This means that it can send multiple requests at the same time, and wait for all of them to finish before returning the results. This can greatly reduce the time it takes to make multiple requests, as it eliminates the need to wait for each request to complete before sending the next one.

In addition to its parallelism feature, Typhoeus also provides a convenient and easy-to-use Ruby interface for making HTTP requests. It supports all of the common HTTP methods (GET, POST, PUT, DELETE, etc.) and allows you to set various request options, such as headers, timeouts, and authentication. It also supports streaming responses, which allows you to process large responses piece by piece, rather than loading the entire response into memory at once.

Typhoeus is also supports HTTP/2 protocol which provides faster load times and reduced network usage. It also supports streaming which is an essential feature for large data transfer.

Typhoeus is well-documented, actively maintained, and has a large and active community of users. It is widely used in the Ruby ecosystem and is a popular choice for building high-performance web scraping and data-gathering applications.

Note that Typhoeus can also be used as an adapter in popular alternative package Faraday.

Highlights


asynciotriosynchttp2
http2asyncuses-curl

Example Use


```python import httpx # Just like requests httpx can be used directly response = httpx.get("http://webscraping.fyi/") response.status_code 200 response.text "text" response.content b"bytes" # HTTP2 needs to be enabled explicitly and is recommended for web scraping: response = httpx.get("http://webscraping.fyi/", http2=True) # httpx can automatically convert json responses to Python dictionaries: response = httpx.get("http://httpbin.org/json") print(response.json()) {'slideshow': {'author': 'Yours Truly', 'date': 'date of publication', 'slides': [{'title': 'Wake up to WonderWidgets!', 'type': 'all'}, {'items': ['Why WonderWidgets are great', 'Who buys WonderWidgets'], 'title': 'Overview', 'type': 'all'}], 'title': 'Sample Slide Show'}} # for POST request it can ingest Python's dictionaries as JSON: response = requests.post("http://httpbin.org/post", json={"query": "hello world"}) # or form data: response = requests.post("http://httpbin.org/post", data={"query": "hello world"}) # persistent client can be established using Client object # this allows to set default values and automatically track cookies from httpx import Client c = Client(headers={"User-Agent": "webscraping.fyi"}, http2=True) c.get('http://httpbin.org/cookies/set/foo/bar') print(c.cookies['foo']) 'bar' print(c.get('http://httpbin.org/cookies').json()) {'cookies': {'foo': 'bar'}} # for asynchronous requests AsyncClient must be used: import asyncio from httpx import AsyncClient async def example_use(): async with AsyncClient(headers={"User-Agent": "webscraping.fyi"}) as client: response = await client.get("http://httpbing.org/get") # to schedule multiple requests concurrently use asyncio gather or as_completed three_concurrent_responses = await asyncio.gather( client.get("http://httpbing.org/get"), client.get("http://httpbing.org/get"), client.get("http://httpbing.org/get"), ) asyncio.run(example_use()) ```
```go # GET request Typhoeus.get("www.example.com") # POST request Typhoeus.post("www.example.com/posts", body: { title: "test post", content: "this is my test"}) # make parallel requests: # hydra is a request queue manager hydra = Typhoeus::Hydra.hydra # create request object first_request = Typhoeus::Request.new("http://example.com/posts/1") # add complete callbacks first_request.on_complete do |response| # callbacks can queue new requests third_url = response.body third_request = Typhoeus::Request.new(third_url) hydra.queue third_request end second_request = Typhoeus::Request.new("http://example.com/posts/2") # queue requests: hydra.queue first_request hydra.queue second_request hydra.run # this is a blocking call that returns once all requests are complete ```

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