Início rápido: Introdução ao MongoDB Atlas e Python

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ATLAS_URI = "Enter your Atlas URI value here"

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! pip install pymongo[srv]==4.6.2

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from pymongo import MongoClient
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class AtlasClient ():
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   def __init__ (self, altas_uri, dbname):
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       self.mongodb_client = MongoClient(altas_uri)
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       self.database = self.mongodb_client[dbname]
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   ## A quick way to test if we can connect to Atlas instance
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   def ping (self):
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       self.mongodb_client.admin.command('ping')
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   def get_collection (self, collection_name):
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       collection = self.database[collection_name]
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       return collection
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   def find (self, collection_name, filter = {}, limit=0):
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       collection = self.database[collection_name]
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       items = list(collection.find(filter=filter, limit=limit))
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       return items

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DB_NAME = 'sample_mflix'
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COLLECTION_NAME = 'embedded_movies'
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atlas_client = AtlasClient (ATLAS_URI, DB_NAME)
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atlas_client.ping()
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print ('Connected to Atlas instance! We are good to go!')

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movies = atlas_client.find (collection_name=COLLECTION_NAME, limit=5)
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print (f"Found {len (movies)} movies")
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# print out movie info
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for idx, movie in enumerate (movies):
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   print(f'{idx+1}\nid: {movie["_id"]}\ntitle: {movie["title"]},\nyear: {movie["year"]}\nplot: {movie["plot"]}\n')

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Found 5 movies
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id: 573a1390f29313caabcd5293
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title: The Perils of Pauline,
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year: 1914
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plot: Young Pauline is left a lot of money when her wealthy uncle dies. However, her uncle's secretary has been named as her guardian until she marries, at which time she will officially take ...
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id: 573a1391f29313caabcd68d0
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title: From Hand to Mouth,
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year: 1919
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plot: A penniless young man tries to save an heiress from kidnappers and help her secure her inheritance.
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...

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movies_1999 = atlas_client.find(collection_name=COLLECTION_NAME, 
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                                filter={"year": 1999}

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=======  Finding movies from year 1999 =========================
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Found 81 movies from the year 1999.  Here is a sample...
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id: 573a139af29313caabcf0cfd
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title: Three Kings,
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year: 1999
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plot: In the aftermath of the Persian Gulf War, 4 soldiers set out to steal gold that was stolen from Kuwait, but they discover people who desperately need their help.
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id: 573a139af29313caabcf0e61
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title: Beowulf,
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year: 1999
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plot: A sci-fi update of the famous 6th Century poem. In a beseiged land, Beowulf must battle against the hideous creature Grendel and his vengeance seeking mother.
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