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102 lines
2.7 KiB
Python
102 lines
2.7 KiB
Python
"""
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language detection API
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"""
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__copyright__ = "Copyright (C) 2020 Nidhal Baccouri"
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from typing import List, Optional, Union
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import requests
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from requests.exceptions import HTTPError
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# Module global config
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config = {
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"url": "https://ws.detectlanguage.com/0.2/detect",
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"headers": {
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"User-Agent": "Detect Language API Python Client 1.4.0",
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"Authorization": "Bearer {}",
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},
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}
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def get_request_body(
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text: Union[str, List[str]], api_key: str, *args, **kwargs
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):
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"""
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send a request and return the response body parsed as dictionary
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@param text: target text that you want to detect its language
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@type text: str
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@type api_key: str
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@param api_key: your private API key
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"""
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if not api_key:
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raise Exception(
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"you need to get an API_KEY for this to work. "
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"Get one for free here: https://detectlanguage.com/documentation"
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)
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if not text:
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raise Exception("Please provide an input text")
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else:
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try:
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headers = config["headers"]
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headers["Authorization"] = headers["Authorization"].format(api_key)
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response = requests.post(
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config["url"], json={"q": text}, headers=headers
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)
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body = response.json().get("data")
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return body
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except HTTPError as e:
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print("Error occured while requesting from server: ", e.args)
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raise e
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def single_detection(
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text: str,
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api_key: Optional[str] = None,
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detailed: bool = False,
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*args,
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**kwargs
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):
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"""
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function responsible for detecting the language from a text
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@param text: target text that you want to detect its language
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@type text: str
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@type api_key: str
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@param api_key: your private API key
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@param detailed: set to True if you want to get detailed
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information about the detection process
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"""
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body = get_request_body(text, api_key)
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detections = body.get("detections")
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if detailed:
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return detections[0]
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lang = detections[0].get("language", None)
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if lang:
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return lang
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def batch_detection(
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text_list: List[str], api_key: str, detailed: bool = False, *args, **kwargs
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):
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"""
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function responsible for detecting the language from a text
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@param text_list: target batch that you want to detect its language
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@param api_key: your private API key
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@param detailed: set to True if you want to
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get detailed information about the detection process
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"""
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body = get_request_body(text_list, api_key)
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detections = body.get("detections")
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res = [obj[0] for obj in detections]
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if detailed:
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return res
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else:
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return [obj["language"] for obj in res]
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