ape.components.component.Composite

class ape.components.component.Composite(error=None, error_message=None, identifier=None, component_category=None, time_remains=None)

A Composite to hold and execute Components

Composite Constructor

Param:

• error: Exception to catch when calling components
• error_message: string for header of error messages
• component_category: label for error messages when reporting component actions
• identifier: something to identify this when it starts the call
• time_remains - a TimeTracker or CountdownTimer

__init__(error=None, error_message=None, identifier=None, component_category=None, time_remains=None)

Composite Constructor

Param:

• error: Exception to catch when calling components
• error_message: string for header of error messages
• component_category: label for error messages when reporting component actions
• identifier: something to identify this when it starts the call
• time_remains - a TimeTracker or CountdownTimer

Methods

__init__([error, error_message, identifier, ...])	Composite Constructor
add(component)	appends the component to self.components
check_rep()	Checks the representation invariant
one_call(*args, **kwargs)
remove(component)	Removes the component from the components (if it was there)

Attributes

components	The list of components
logger	return:A logging object.

add(component)

appends the component to self.components

Param:

• component: A Component

Postcondition:

component appended to components

check_rep()

Checks the representation invariant

Raise:ConfigurationError

close()

calls the close method on each component

Postcondition:comuponents closed and self.components is None

log_error(error, message='')

Logs the error in bold red

Param:

• error: error type (prefix in red and bold)
• message: descriptive message (red but not bold)

remove(component)

Removes the component from the components (if it was there)

components

The list of components

logger

Returns:A logging object.

time_remains

Returns:TimeTracker (default) or CountdownTimer object