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# Module: `html.services.sessions.sessionmanager`

A base class session manager.

Authors:

- Zach Sailer

## 1 Class

class `IPython.html.services.sessions.sessionmanager.``SessionManager`(**kwargs)

  Bases: `IPython.config.configurable.LoggingConfigurable`

  `connection`

    Start a database connection

  `create_session`(name=None, path=None, kernel_id=None)

    Creates a session and returns its model

  `cursor`

    Start a cursor and create a database called ‘session’

  `delete_session`(session_id)

    Deletes the row in the session database with given session_id

  `get_session`(**kwargs)

    Returns the model for a particular session.

    Takes a keyword argument and searches for the value in the session database, then returns the rest of the session’s info.

    Parameters: | **kwargs : keyword argument must be given one of the keywords and values from the session database (i.e. session_id, name, path, kernel_id)
    Returns: | model : dict returns a dictionary that includes all the information from the session described by the kwarg.

  `list_sessions`()

    Returns a list of dictionaries containing all the information from the session database

  `new_session_id`()

    Create a uuid for a new session

  static `row_factory`(cursor, row)

    Takes sqlite database session row and turns it into a dictionary

  `save_session`(session_id, name=None, path=None, kernel_id=None)

    Saves the items for the session with the given session_id

    Given a session_id (and any other of the arguments), this method creates a row in the sqlite session database that holds the information for a session.

    Parameters: | session_id : str uuid for the session; this method must be given a session_id name : str the .ipynb notebook name that started the session path : str the path to the named notebook kernel_id : str a uuid for the kernel associated with this session
    Returns: | model : dict a dictionary of the session model

  `session_exists`(name, path)

    Check to see if the session for a given notebook exists

  `update_session`(session_id, **kwargs)

    Updates the values in the session database.

    Changes the values of the session with the given session_id with the values from the keyword arguments.

    Parameters: | session_id : str a uuid that identifies a session in the sqlite3 database **kwargs : str the key must correspond to a column title in session database, and the value replaces the current value in the session with session_id.

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