Removes duplicates from a list of dictionaries based on a specified key. :param dict_list: List of dictionaries from which duplicates

Converts a proxy URL string into a dictionary for the requests library.

* Atomically acquire up to N pending tasks of a specific scraper name. * Uses mutex locking to prevent race conditions.

* Atomically acquire up to N pending tasks of a specific scraper type. * Uses mutex locking to prevent race conditions.

* Internal method to acquire tasks with mutex protection.

Checks if the API is disabled by looking for specific error messages in service logs. Args: service_name (st

* Calculate backoff interval based on consecutive empty polls

Truncate the string if it exceeds 32767 characters and append '...'. :param string: The string to truncate. :return: The truncat

* Check master endpoint health, retrying up to 3 times.

Iterates through a list of dictionaries and converts any nested dictionaries or lists within those dictionaries into JSON-formatted strings

Iterates through a list of dictionaries and converts any nested dictionaries or lists within those dictionaries into JSON-formatted strings