def from_url(cls, input_url, **kwargs):
"""
Find compatible EventSource for input_url via the `is_compatible`
method of the EventSource
Parameters
----------
input_url : str
Filename or URL pointing to an event file
kwargs
Named arguments for the EventSource
Returns
-------
instance
Instance of a compatible EventSource subclass
"""
detect_and_import_io_plugins()
available_classes = non_abstract_children(cls)
for subcls in available_classes:
if subcls.is_compatible(input_url):
return subcls(input_url=input_url, **kwargs)
raise ValueError(
'Cannot find compatible EventSource for \n'
'\turl:{}\n'
'in available EventSources:\n'
'\t{}'.format(input_url, [c.__name__ for c in available_classes])
)
def from_url(cls, input_url, **kwargs):
"""
Find compatible EventSource for input_url via the `is_compatible`
method of the EventSource
Parameters
----------
input_url : str
Filename or URL pointing to an event file
kwargs
Named arguments for the EventSource
Returns
-------
instance
Instance of a compatible EventSource subclass
"""
if input_url == "" or input_url is None:
raise ToolConfigurationError(
"EventSource: No input_url was specified")
detect_and_import_io_plugins()
available_classes = non_abstract_children(cls)
for subcls in available_classes:
if subcls.is_compatible(input_url):
return subcls(input_url=input_url, **kwargs)
raise ValueError("Cannot find compatible EventSource for \n"
"\turl:{}\n"
"in available EventSources:\n"
"\t{}".format(input_url,
[c.__name__
for c in available_classes]))
def from_name(cls, name, config=None, parent=None):
"""
Obtain an instance of a subclass via its name
Parameters
----------
name : str
Name of the subclass to obtain
config : traitlets.loader.Config
Configuration specified by config file or cmdline arguments.
Used to set traitlet values.
This argument is typically only specified when using this method
from within a Tool.
tool : ctapipe.core.Tool
Tool executable that is calling this component.
Passes the correct logger to the component.
This argument is typically only specified when using this method
from within a Tool.
Returns
-------
instace
Instance of subclass to this class
"""
detect_and_import_io_plugins()
subclasses = {
base.__name__: base
for base in non_abstract_children(cls)
}
requested_subclass = subclasses[name]
return requested_subclass(config=config, parent=parent)
def from_name(cls, name, config=None, parent=None):
"""
Obtain an instance of a subclass via its name
Parameters
----------
name : str
Name of the subclass to obtain
config : traitlets.loader.Config
Configuration specified by config file or cmdline arguments.
Used to set traitlet values.
This argument is typically only specified when using this method
from within a Tool.
parent : ctapipe.core.Tool
Tool executable that is calling this component.
Passes the correct logger and configuration to the component.
This argument is typically only specified when using this method
from within a Tool (config need not be passed if parent is used).
Returns
-------
instace
Instance of subclass to this class
"""
detect_and_import_io_plugins()
subclasses = {
base.__name__: base
for base in non_abstract_children(cls)
}
requested_subclass = subclasses[name]
return requested_subclass(config=config, parent=parent)
def non_abstract_subclasses(cls):
"""
get dict{name: cls} of non abstract subclasses,
subclasses can possibly be definded in plugins
"""
detect_and_import_io_plugins()
subclasses = {
base.__name__: base
for base in non_abstract_children(cls)
}
return subclasses
from .array import get_array_layout
from .eventseeker import EventSeeker
from .eventsource import EventSource, event_source
from .hdf5tableio import HDF5TableReader, HDF5TableWriter
from .tableio import TableWriter, TableReader
# import event sources to make them visible to EventSource.from_url
from .simteleventsource import SimTelEventSource
from ctapipe.core.plugins import detect_and_import_io_plugins
detect_and_import_io_plugins()
__all__ = [
'get_array_layout',
'HDF5TableWriter',
'HDF5TableReader',
'TableWriter',
'TableReader',
'EventSeeker',
'EventSource',
'event_source',
'SimTelEventSource',
]
