Observations

class gammapy.data.Observations(observations=None)

Bases: collections.abc.MutableSequence

Container class that holds a list of observations.

Parameters

observationslist

A list of Observation

Attributes Summary

ids	List of obs IDs (list)

Methods Summary

append(self, value)	S.append(value) – append value to the end of the sequence
clear(self)
count(self, value)
extend(self, values)	S.extend(iterable) – extend sequence by appending elements from the iterable
index(self, key)	Raises ValueError if the value is not present.
insert(self, idx, obs)	S.insert(index, value) – insert value before index
pop(self[, index])	Raise IndexError if list is empty or index is out of range.
remove(self, value)	S.remove(value) – remove first occurrence of value.
reverse(self)	S.reverse() – reverse IN PLACE
select_time(self, time_intervals)	Select a time interval of the observations.

Attributes Documentation

ids

List of obs IDs (list)

Methods Documentation

append(self, value)

S.append(value) – append value to the end of the sequence

clear(self)

count(self, value)

extend(self, values)

S.extend(iterable) – extend sequence by appending elements from the iterable

index(self, key)

Raises ValueError if the value is not present.

Supporting start and stop arguments is optional, but recommended.

insert(self, idx, obs)

S.insert(index, value) – insert value before index

pop(self, index=-1)

Raise IndexError if list is empty or index is out of range.

remove(self, value)

S.remove(value) – remove first occurrence of value. Raise ValueError if the value is not present.

reverse(self)

S.reverse() – reverse IN PLACE

select_time(self, time_intervals)

Select a time interval of the observations.

Parameters

time_intervalsastropy.time.Time or list of astropy.time.Time

list of Start and stop time of the time intervals or one Time interval

Returns

new_observationsObservations

A new Observations instance of the specified time intervals