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import logging

     

       
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import os

     

       
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import apsw

     

       
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import apsw.ext

     
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    def __init__(self):

     

       
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        super().__init__()

     

       
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        db_fname = ''

     

       
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        if os.path.isdir('/dev/shm/'):

     

       
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            os.makedirs('/dev/shm/feedgens/', exist_ok=True)

     

       
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            db_fname = '/dev/shm/feedgens/rapidfire.db'

     

       
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        else:

     

       
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            db_fname = 'db/rapidfire.db'

     

       
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        self.db_cnx = apsw.Connection(db_fname)

     

       
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        self.db_cnx = apsw.Connection('db/rapidfire.db')

     

       
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        self.db_cnx.pragma('journal_mode', 'WAL')

     

       
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        self.db_cnx.pragma('synchronous', 'OFF')

     

       
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        self.db_cnx.pragma('wal_autocheckpoint', '0')

     

       
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        with self.db_cnx: