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post in python

Narkw Brahma

Narkw Brahma

• 2 min read

How to Post in Python

If you are a Python developer, you may need to post data to an external server at some point. Posting data is a crucial task in many applications, and Python makes it quick and easy to do. In this blog post, we will explore how to send POST requests in Python.

Using the Requests Library

The Requests library is a popular Python library for making HTTP requests. It supports both HTTP/1.1 and HTTP/2. To use the Requests library to make a POST request, you first need to install it using pip:

pip install requests

Once installed, you can use the following code to send a POST request:

import requests

url = 'https://example.com/api/post'
data = {'key': 'value'}

response = requests.post(url, json=data)

print(response.status_code)
print(response.json())

In the above code, we start by importing the Requests library. We then define the URL of the endpoint that we want to send the POST request to. We also define the data that we want to send in the request, which is a dictionary with a single key-value pair.

We then use the requests.post() function to send the POST request. We pass in the URL and the data as arguments. We also specify that we want to send the data as JSON using the json=data parameter.

The requests.post() function returns a Response object, which we can use to check the status code of the response and get the response data. In this case, we print the status code using response.status_code and the response data using response.json().

Using the urllib Library

If you don't want to use the Requests library, you can also use the built-in urllib library to send a POST request. Here is an example:

import urllib.request
import urllib.parse

url = 'https://example.com/api/post'
data = {'key': 'value'}

data = urllib.parse.urlencode(data).encode('utf-8')
req = urllib.request.Request(url, data)
response = urllib.request.urlopen(req)

print(response.status)
print(response.read())

In this code, we start by importing the urllib.request and urllib.parse modules. We then define the URL and data that we want to send in the POST request.

We encode the data using urllib.parse.urlencode() and encode it as UTF-8 using .encode('utf-8'). We then create a Request object using the URL and the encoded data.

We then use urllib.request.urlopen() to send the POST request and get the response. We print the status code of the response using response.status and the response data using response.read().

Conclusion

These are two ways you can send POST requests in Python. The Requests library is a popular choice for making HTTP requests in Python, but if you prefer to use the built-in libraries, you can use urllib instead.

Remember to always check the documentation of the external server you are sending data to, as they may have specific requirements for how data should be sent.

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