import pymongo

myclient = pymongo.MongoClient("mongodb://root:example@localhost:27017/")

mydb = myclient["mydatabase"]
mycol = mydb["customers"]

mydict = {"text":"ahoj svet"}

x = mycol.insert_one(mydict)

def createdb():
    myclient = pymongo.MongoClient(CONNECTION)
    db=myclient[DBNAME]
    linkcol = db["links"]
    linkcol.create_index("url",unique=True)
    linkcol.create_index("host")
    contentcol = db["content"]
    contentcol.create_index("url",unique=True)
    #contentcol.create_index({"paragraph_checksums":1})
    contentcol.create_index("host")
    htmlcol = db["html"]
    htmlcol.create_index("url")
    domaincol = db["domains"]
    domaincol.create_index("host",unique=True)