Module pyaurorax.search.ephemeris.classes.search

Class definition for an ephemeris search

Expand source code
# Copyright 2024 University of Calgary
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""
Class definition for an ephemeris search
"""

from __future__ import annotations
import datetime
from typing import TYPE_CHECKING, Dict, List, Optional, Literal
from .ephemeris import EphemerisData
from ...api import AuroraXAPIRequest
from ...sources.classes.data_source import DataSource, FORMAT_BASIC_INFO
from ....exceptions import AuroraXError, AuroraXAPIError
from ...requests._requests import (
    cancel as requests_cancel,
    wait_for_data as requests_wait_for_data,
    get_data as requests_get_data,
    get_status as requests_get_status,
)
if TYPE_CHECKING:
    from ....pyaurorax import PyAuroraX


class EphemerisSearch:
    """
    Class representing an ephemeris search

    Note: At least one search criteria from programs, platforms, or instrument_types
    must be specified.

    Args:
        start: start timestamp of the search (inclusive)
        end: end timestamp of the search (inclusive)
        programs: list of programs to search through, defaults to None
        platforms: list of platforms to search through, defaults to None
        instrument_types: list of instrument types to search through, defaults to None
        metadata_filters: list of dictionaries describing metadata keys and
            values to filter on, defaults to None

            e.g. {
                "key": "string",
                "operator": "=",
                "values": [
                    "string"
                ]
            }
        metadata_filters_logical_operator: the logical operator to use when
            evaluating metadata filters (either 'AND' or 'OR'), defaults
            to "AND"
        response_format: JSON representation of desired data response format
        request: AuroraXResponse object returned when the search is executed
        request_id: unique ID assigned to the request by the AuroraX API
        request_url: unique URL assigned to the request by the AuroraX API
        executed: indicates if the search has been executed/started
        completed: indicates if the search has finished
        data_url: the URL where data is accessed
        query: the query for this request as JSON
        status: the status of the query
        data: the ephemeris records found
        logs: all log messages outputted by the AuroraX API for this request
    """

    __STANDARD_POLLING_SLEEP_TIME: float = 1.0

    def __init__(self,
                 aurorax_obj: PyAuroraX,
                 start: datetime.datetime,
                 end: datetime.datetime,
                 programs: Optional[List[str]] = None,
                 platforms: Optional[List[str]] = None,
                 instrument_types: Optional[List[str]] = None,
                 metadata_filters: Optional[List[Dict]] = None,
                 metadata_filters_logical_operator: Optional[Literal["AND", "OR"]] = None,
                 response_format: Optional[Dict] = None) -> None:

        # set variables using passed in args
        self.aurorax_obj = aurorax_obj
        self.start = start
        self.end = end
        self.programs = programs
        self.platforms = platforms
        self.instrument_types = instrument_types
        self.metadata_filters = metadata_filters
        self.metadata_filters_logical_operator = "AND" if metadata_filters_logical_operator is None else metadata_filters_logical_operator
        self.response_format = response_format

        # initialize additional variables
        self.request = None
        self.request_id = ""
        self.request_url = ""
        self.executed = False
        self.completed = False
        self.data_url = ""
        self.query = {}
        self.status = {}
        self.data = []
        self.logs = []

    def __str__(self) -> str:
        return self.__repr__()

    def __repr__(self) -> str:
        return "EphemerisSearch(executed=%s, completed=%s, request_id='%s')" % (
            self.executed,
            self.completed,
            self.request_id,
        )

    def pretty_print(self):
        """
        A special print output for this class.
        """
        # set status and query strings
        max_len = 80
        status_str = str(self.status)
        query_str = str(self.query)
        if (len(status_str) > max_len):
            status_str = "%s..." % (status_str[0:max_len])
        if (len(query_str) > max_len):
            query_str = "%s..." % (query_str[0:max_len])

        # set results string
        if (self.executed is True):
            if (len(self.data) == 0):
                data_str = "[0 ephemeris results]"
            elif (len(self.data) == 1):
                data_str = "[1 ephemeris result]"
            else:
                data_str = "[%d ephemeris results]" % (len(self.data))
        else:
            data_str = ""

        # set logs string
        if (self.executed is True):
            if (len(self.logs) == 0):
                logs_str = "[0 log messages]"
            elif (len(self.logs) == 1):
                logs_str = "[1 log message]"
            else:
                logs_str = "[%d log messages]" % (len(self.logs))
        else:
            logs_str = ""

        # print
        print("EphemerisSearch:")
        print("  %-13s: %s" % ("executed", self.executed))
        print("  %-13s: %s" % ("completed", self.completed))
        print("  %-13s: %s" % ("request_id", self.request_id))
        print("  %-13s: %s" % ("request", self.request))
        print("  %-13s: %s" % ("request_url", self.request_url))
        print("  %-13s: %s" % ("data_url", self.data_url))
        print("  %-13s: %s" % ("query", query_str))
        print("  %-13s: %s" % ("status", status_str))
        print("  %-13s: %s" % ("data", data_str))
        print("  %-13s: %s" % ("logs", logs_str))

    @property
    def query(self):
        """
        Property for the query value
        """
        self._query = {
            "data_sources": {
                "programs": [] if not self.programs else self.programs,
                "platforms": [] if not self.platforms else self.platforms,
                "instrument_types": [] if not self.instrument_types else self.instrument_types,
                "ephemeris_metadata_filters": {} if not self.metadata_filters else {
                    "logical_operator": self.metadata_filters_logical_operator,
                    "expressions": self.metadata_filters
                },
            },
            "start": self.start.strftime("%Y-%m-%dT%H:%M:%S"),
            "end": self.end.strftime("%Y-%m-%dT%H:%M:%S"),
        }
        return self._query

    @query.setter
    def query(self, query):
        self._query = query

    def execute(self) -> None:
        """
        Initiate ephemeris search request

        Raises:
            pyaurorax.exceptions.AuroraXError: invalid request parameters are set
        """
        # check for at least one filter criteria
        if not (self.programs or self.platforms or self.instrument_types or self.metadata_filters):
            raise AuroraXError("At least one filter criteria parameter besides 'start' and 'end' must be specified")

        # do request
        url = "%s/%s" % (self.aurorax_obj.api_base_url, self.aurorax_obj.search.api.URL_SUFFIX_EPHEMERIS_SEARCH)
        req = AuroraXAPIRequest(self.aurorax_obj, method="post", url=url, body=self.query, null_response=True)
        res = req.execute()

        # set request ID, request_url, executed
        self.executed = True
        if (res.status_code == 202):
            # request successfully dispatched
            self.executed = True
            self.request_url = res.request.headers["location"]
            self.request_id = self.request_url.rsplit("/", 1)[-1]

        # set the request variable
        self.request = res

    def update_status(self, status: Optional[Dict] = None) -> None:
        """
        Update the status of this ephemeris search request

        Args:
            status: the previously-retrieved status of this request (include
                to avoid requesting it from the API again), defaults to None
        """
        # get the status if it isn't passed in
        if (status is None):
            status = requests_get_status(self.aurorax_obj, self.request_url)

        # check response
        if (status is None):
            raise AuroraXAPIError("Could not retrieve status for this request")

        # update request status by checking if data URI is set
        if (status["search_result"]["data_uri"] is not None):
            self.completed = True
            self.data_url = "%s/data" % (self.request_url)

        # set class variable "status" and "logs"
        self.status = status
        self.logs = status["logs"]

    def check_for_data(self) -> bool:
        """
        Check to see if data is available for this ephemeris
        search request

        Returns:
            True if data is available, else False
        """
        self.update_status()
        return self.completed

    def get_data(self) -> None:
        """
        Retrieve the data available for this ephemeris search request
        """
        # check if completed yet
        if (self.completed is False):
            print("No data available, update status or check for data first")
            return

        # get data
        raw_data = requests_get_data(self.aurorax_obj, self.data_url, self.response_format, False)

        # set data variable
        if (self.response_format is not None):
            self.data = raw_data
        else:
            # cast data source objects
            for i in range(0, len(raw_data)):
                ds = DataSource(**raw_data[i]["data_source"], format=FORMAT_BASIC_INFO)
                raw_data[i]["data_source"] = ds

            # cast ephemeris objects
            self.data = [EphemerisData(**e) for e in raw_data]

    def wait(self, poll_interval: float = __STANDARD_POLLING_SLEEP_TIME, verbose: bool = False) -> None:
        """
        Block and wait for the request to complete and data is
        available for retrieval

        Args:
            poll_interval: time in seconds to wait between polling attempts,
                defaults to pyaurorax.requests.STANDARD_POLLING_SLEEP_TIME
            verbose: output poll times and other progress messages, defaults
                to False
        """
        url = "%s/%s" % (self.aurorax_obj.api_base_url, self.aurorax_obj.search.api.URL_SUFFIX_EPHEMERIS_REQUEST.format(self.request_id))
        self.update_status(requests_wait_for_data(self.aurorax_obj, url, poll_interval, verbose))

    def cancel(self, wait: bool = False, poll_interval: float = __STANDARD_POLLING_SLEEP_TIME, verbose: bool = False) -> int:
        """
        Cancel the ephemeris search request

        This method returns immediately by default since the API processes
        this request asynchronously. If you would prefer to wait for it
        to be completed, set the 'wait' parameter to True. You can adjust
        the polling time using the 'poll_interval' parameter.

        Args:
            wait: wait until the cancellation request has been
                completed (may wait for several minutes)
            poll_interval: seconds to wait between polling
                calls, defaults to STANDARD_POLLING_SLEEP_TIME.
            verbose: output poll times and other progress messages, defaults
                to False

        Returns:
            1 on success

        Raises:
            pyaurorax.exceptions.AuroraXUnauthorizedError: invalid API key for this operation
            pyaurorax.exceptions.AuroraXAPIError: An API error was encountered
        """
        url = "%s/%s" % (self.aurorax_obj.api_base_url, self.aurorax_obj.search.api.URL_SUFFIX_EPHEMERIS_REQUEST.format(self.request_id))
        return requests_cancel(self.aurorax_obj, url, wait, poll_interval, verbose)

Classes

class EphemerisSearch (aurorax_obj: PyAuroraX, start: datetime.datetime, end: datetime.datetime, programs: Optional[List[str]] = None, platforms: Optional[List[str]] = None, instrument_types: Optional[List[str]] = None, metadata_filters: Optional[List[Dict]] = None, metadata_filters_logical_operator: "Optional[Literal['AND', 'OR']]" = None, response_format: Optional[Dict] = None)

Class representing an ephemeris search

Note: At least one search criteria from programs, platforms, or instrument_types must be specified.

Args

start
start timestamp of the search (inclusive)
end
end timestamp of the search (inclusive)
programs
list of programs to search through, defaults to None
platforms
list of platforms to search through, defaults to None
instrument_types
list of instrument types to search through, defaults to None
metadata_filters

list of dictionaries describing metadata keys and values to filter on, defaults to None

e.g. { "key": "string", "operator": "=", "values": [ "string" ] }

metadata_filters_logical_operator
the logical operator to use when evaluating metadata filters (either 'AND' or 'OR'), defaults to "AND"
response_format
JSON representation of desired data response format
request
AuroraXResponse object returned when the search is executed
request_id
unique ID assigned to the request by the AuroraX API
request_url
unique URL assigned to the request by the AuroraX API
executed
indicates if the search has been executed/started
completed
indicates if the search has finished
data_url
the URL where data is accessed
query
the query for this request as JSON
status
the status of the query
data
the ephemeris records found
logs
all log messages outputted by the AuroraX API for this request
Expand source code
class EphemerisSearch:
    """
    Class representing an ephemeris search

    Note: At least one search criteria from programs, platforms, or instrument_types
    must be specified.

    Args:
        start: start timestamp of the search (inclusive)
        end: end timestamp of the search (inclusive)
        programs: list of programs to search through, defaults to None
        platforms: list of platforms to search through, defaults to None
        instrument_types: list of instrument types to search through, defaults to None
        metadata_filters: list of dictionaries describing metadata keys and
            values to filter on, defaults to None

            e.g. {
                "key": "string",
                "operator": "=",
                "values": [
                    "string"
                ]
            }
        metadata_filters_logical_operator: the logical operator to use when
            evaluating metadata filters (either 'AND' or 'OR'), defaults
            to "AND"
        response_format: JSON representation of desired data response format
        request: AuroraXResponse object returned when the search is executed
        request_id: unique ID assigned to the request by the AuroraX API
        request_url: unique URL assigned to the request by the AuroraX API
        executed: indicates if the search has been executed/started
        completed: indicates if the search has finished
        data_url: the URL where data is accessed
        query: the query for this request as JSON
        status: the status of the query
        data: the ephemeris records found
        logs: all log messages outputted by the AuroraX API for this request
    """

    __STANDARD_POLLING_SLEEP_TIME: float = 1.0

    def __init__(self,
                 aurorax_obj: PyAuroraX,
                 start: datetime.datetime,
                 end: datetime.datetime,
                 programs: Optional[List[str]] = None,
                 platforms: Optional[List[str]] = None,
                 instrument_types: Optional[List[str]] = None,
                 metadata_filters: Optional[List[Dict]] = None,
                 metadata_filters_logical_operator: Optional[Literal["AND", "OR"]] = None,
                 response_format: Optional[Dict] = None) -> None:

        # set variables using passed in args
        self.aurorax_obj = aurorax_obj
        self.start = start
        self.end = end
        self.programs = programs
        self.platforms = platforms
        self.instrument_types = instrument_types
        self.metadata_filters = metadata_filters
        self.metadata_filters_logical_operator = "AND" if metadata_filters_logical_operator is None else metadata_filters_logical_operator
        self.response_format = response_format

        # initialize additional variables
        self.request = None
        self.request_id = ""
        self.request_url = ""
        self.executed = False
        self.completed = False
        self.data_url = ""
        self.query = {}
        self.status = {}
        self.data = []
        self.logs = []

    def __str__(self) -> str:
        return self.__repr__()

    def __repr__(self) -> str:
        return "EphemerisSearch(executed=%s, completed=%s, request_id='%s')" % (
            self.executed,
            self.completed,
            self.request_id,
        )

    def pretty_print(self):
        """
        A special print output for this class.
        """
        # set status and query strings
        max_len = 80
        status_str = str(self.status)
        query_str = str(self.query)
        if (len(status_str) > max_len):
            status_str = "%s..." % (status_str[0:max_len])
        if (len(query_str) > max_len):
            query_str = "%s..." % (query_str[0:max_len])

        # set results string
        if (self.executed is True):
            if (len(self.data) == 0):
                data_str = "[0 ephemeris results]"
            elif (len(self.data) == 1):
                data_str = "[1 ephemeris result]"
            else:
                data_str = "[%d ephemeris results]" % (len(self.data))
        else:
            data_str = ""

        # set logs string
        if (self.executed is True):
            if (len(self.logs) == 0):
                logs_str = "[0 log messages]"
            elif (len(self.logs) == 1):
                logs_str = "[1 log message]"
            else:
                logs_str = "[%d log messages]" % (len(self.logs))
        else:
            logs_str = ""

        # print
        print("EphemerisSearch:")
        print("  %-13s: %s" % ("executed", self.executed))
        print("  %-13s: %s" % ("completed", self.completed))
        print("  %-13s: %s" % ("request_id", self.request_id))
        print("  %-13s: %s" % ("request", self.request))
        print("  %-13s: %s" % ("request_url", self.request_url))
        print("  %-13s: %s" % ("data_url", self.data_url))
        print("  %-13s: %s" % ("query", query_str))
        print("  %-13s: %s" % ("status", status_str))
        print("  %-13s: %s" % ("data", data_str))
        print("  %-13s: %s" % ("logs", logs_str))

    @property
    def query(self):
        """
        Property for the query value
        """
        self._query = {
            "data_sources": {
                "programs": [] if not self.programs else self.programs,
                "platforms": [] if not self.platforms else self.platforms,
                "instrument_types": [] if not self.instrument_types else self.instrument_types,
                "ephemeris_metadata_filters": {} if not self.metadata_filters else {
                    "logical_operator": self.metadata_filters_logical_operator,
                    "expressions": self.metadata_filters
                },
            },
            "start": self.start.strftime("%Y-%m-%dT%H:%M:%S"),
            "end": self.end.strftime("%Y-%m-%dT%H:%M:%S"),
        }
        return self._query

    @query.setter
    def query(self, query):
        self._query = query

    def execute(self) -> None:
        """
        Initiate ephemeris search request

        Raises:
            pyaurorax.exceptions.AuroraXError: invalid request parameters are set
        """
        # check for at least one filter criteria
        if not (self.programs or self.platforms or self.instrument_types or self.metadata_filters):
            raise AuroraXError("At least one filter criteria parameter besides 'start' and 'end' must be specified")

        # do request
        url = "%s/%s" % (self.aurorax_obj.api_base_url, self.aurorax_obj.search.api.URL_SUFFIX_EPHEMERIS_SEARCH)
        req = AuroraXAPIRequest(self.aurorax_obj, method="post", url=url, body=self.query, null_response=True)
        res = req.execute()

        # set request ID, request_url, executed
        self.executed = True
        if (res.status_code == 202):
            # request successfully dispatched
            self.executed = True
            self.request_url = res.request.headers["location"]
            self.request_id = self.request_url.rsplit("/", 1)[-1]

        # set the request variable
        self.request = res

    def update_status(self, status: Optional[Dict] = None) -> None:
        """
        Update the status of this ephemeris search request

        Args:
            status: the previously-retrieved status of this request (include
                to avoid requesting it from the API again), defaults to None
        """
        # get the status if it isn't passed in
        if (status is None):
            status = requests_get_status(self.aurorax_obj, self.request_url)

        # check response
        if (status is None):
            raise AuroraXAPIError("Could not retrieve status for this request")

        # update request status by checking if data URI is set
        if (status["search_result"]["data_uri"] is not None):
            self.completed = True
            self.data_url = "%s/data" % (self.request_url)

        # set class variable "status" and "logs"
        self.status = status
        self.logs = status["logs"]

    def check_for_data(self) -> bool:
        """
        Check to see if data is available for this ephemeris
        search request

        Returns:
            True if data is available, else False
        """
        self.update_status()
        return self.completed

    def get_data(self) -> None:
        """
        Retrieve the data available for this ephemeris search request
        """
        # check if completed yet
        if (self.completed is False):
            print("No data available, update status or check for data first")
            return

        # get data
        raw_data = requests_get_data(self.aurorax_obj, self.data_url, self.response_format, False)

        # set data variable
        if (self.response_format is not None):
            self.data = raw_data
        else:
            # cast data source objects
            for i in range(0, len(raw_data)):
                ds = DataSource(**raw_data[i]["data_source"], format=FORMAT_BASIC_INFO)
                raw_data[i]["data_source"] = ds

            # cast ephemeris objects
            self.data = [EphemerisData(**e) for e in raw_data]

    def wait(self, poll_interval: float = __STANDARD_POLLING_SLEEP_TIME, verbose: bool = False) -> None:
        """
        Block and wait for the request to complete and data is
        available for retrieval

        Args:
            poll_interval: time in seconds to wait between polling attempts,
                defaults to pyaurorax.requests.STANDARD_POLLING_SLEEP_TIME
            verbose: output poll times and other progress messages, defaults
                to False
        """
        url = "%s/%s" % (self.aurorax_obj.api_base_url, self.aurorax_obj.search.api.URL_SUFFIX_EPHEMERIS_REQUEST.format(self.request_id))
        self.update_status(requests_wait_for_data(self.aurorax_obj, url, poll_interval, verbose))

    def cancel(self, wait: bool = False, poll_interval: float = __STANDARD_POLLING_SLEEP_TIME, verbose: bool = False) -> int:
        """
        Cancel the ephemeris search request

        This method returns immediately by default since the API processes
        this request asynchronously. If you would prefer to wait for it
        to be completed, set the 'wait' parameter to True. You can adjust
        the polling time using the 'poll_interval' parameter.

        Args:
            wait: wait until the cancellation request has been
                completed (may wait for several minutes)
            poll_interval: seconds to wait between polling
                calls, defaults to STANDARD_POLLING_SLEEP_TIME.
            verbose: output poll times and other progress messages, defaults
                to False

        Returns:
            1 on success

        Raises:
            pyaurorax.exceptions.AuroraXUnauthorizedError: invalid API key for this operation
            pyaurorax.exceptions.AuroraXAPIError: An API error was encountered
        """
        url = "%s/%s" % (self.aurorax_obj.api_base_url, self.aurorax_obj.search.api.URL_SUFFIX_EPHEMERIS_REQUEST.format(self.request_id))
        return requests_cancel(self.aurorax_obj, url, wait, poll_interval, verbose)

Instance variables

var query

Property for the query value

Expand source code
@property
def query(self):
    """
    Property for the query value
    """
    self._query = {
        "data_sources": {
            "programs": [] if not self.programs else self.programs,
            "platforms": [] if not self.platforms else self.platforms,
            "instrument_types": [] if not self.instrument_types else self.instrument_types,
            "ephemeris_metadata_filters": {} if not self.metadata_filters else {
                "logical_operator": self.metadata_filters_logical_operator,
                "expressions": self.metadata_filters
            },
        },
        "start": self.start.strftime("%Y-%m-%dT%H:%M:%S"),
        "end": self.end.strftime("%Y-%m-%dT%H:%M:%S"),
    }
    return self._query

Methods

def cancel(self, wait: bool = False, poll_interval: float = 1.0, verbose: bool = False) ‑> int

Cancel the ephemeris search request

This method returns immediately by default since the API processes this request asynchronously. If you would prefer to wait for it to be completed, set the 'wait' parameter to True. You can adjust the polling time using the 'poll_interval' parameter.

Args

wait
wait until the cancellation request has been completed (may wait for several minutes)
poll_interval
seconds to wait between polling calls, defaults to STANDARD_POLLING_SLEEP_TIME.
verbose
output poll times and other progress messages, defaults to False

Returns

1 on success

Raises

AuroraXUnauthorizedError
invalid API key for this operation
AuroraXAPIError
An API error was encountered
Expand source code
def cancel(self, wait: bool = False, poll_interval: float = __STANDARD_POLLING_SLEEP_TIME, verbose: bool = False) -> int:
    """
    Cancel the ephemeris search request

    This method returns immediately by default since the API processes
    this request asynchronously. If you would prefer to wait for it
    to be completed, set the 'wait' parameter to True. You can adjust
    the polling time using the 'poll_interval' parameter.

    Args:
        wait: wait until the cancellation request has been
            completed (may wait for several minutes)
        poll_interval: seconds to wait between polling
            calls, defaults to STANDARD_POLLING_SLEEP_TIME.
        verbose: output poll times and other progress messages, defaults
            to False

    Returns:
        1 on success

    Raises:
        pyaurorax.exceptions.AuroraXUnauthorizedError: invalid API key for this operation
        pyaurorax.exceptions.AuroraXAPIError: An API error was encountered
    """
    url = "%s/%s" % (self.aurorax_obj.api_base_url, self.aurorax_obj.search.api.URL_SUFFIX_EPHEMERIS_REQUEST.format(self.request_id))
    return requests_cancel(self.aurorax_obj, url, wait, poll_interval, verbose)
def check_for_data(self) ‑> bool

Check to see if data is available for this ephemeris search request

Returns

True if data is available, else False

Expand source code
def check_for_data(self) -> bool:
    """
    Check to see if data is available for this ephemeris
    search request

    Returns:
        True if data is available, else False
    """
    self.update_status()
    return self.completed
def execute(self) ‑> None

Initiate ephemeris search request

Raises

AuroraXError
invalid request parameters are set
Expand source code
def execute(self) -> None:
    """
    Initiate ephemeris search request

    Raises:
        pyaurorax.exceptions.AuroraXError: invalid request parameters are set
    """
    # check for at least one filter criteria
    if not (self.programs or self.platforms or self.instrument_types or self.metadata_filters):
        raise AuroraXError("At least one filter criteria parameter besides 'start' and 'end' must be specified")

    # do request
    url = "%s/%s" % (self.aurorax_obj.api_base_url, self.aurorax_obj.search.api.URL_SUFFIX_EPHEMERIS_SEARCH)
    req = AuroraXAPIRequest(self.aurorax_obj, method="post", url=url, body=self.query, null_response=True)
    res = req.execute()

    # set request ID, request_url, executed
    self.executed = True
    if (res.status_code == 202):
        # request successfully dispatched
        self.executed = True
        self.request_url = res.request.headers["location"]
        self.request_id = self.request_url.rsplit("/", 1)[-1]

    # set the request variable
    self.request = res
def get_data(self) ‑> None

Retrieve the data available for this ephemeris search request

Expand source code
def get_data(self) -> None:
    """
    Retrieve the data available for this ephemeris search request
    """
    # check if completed yet
    if (self.completed is False):
        print("No data available, update status or check for data first")
        return

    # get data
    raw_data = requests_get_data(self.aurorax_obj, self.data_url, self.response_format, False)

    # set data variable
    if (self.response_format is not None):
        self.data = raw_data
    else:
        # cast data source objects
        for i in range(0, len(raw_data)):
            ds = DataSource(**raw_data[i]["data_source"], format=FORMAT_BASIC_INFO)
            raw_data[i]["data_source"] = ds

        # cast ephemeris objects
        self.data = [EphemerisData(**e) for e in raw_data]
def pretty_print(self)

A special print output for this class.

Expand source code
def pretty_print(self):
    """
    A special print output for this class.
    """
    # set status and query strings
    max_len = 80
    status_str = str(self.status)
    query_str = str(self.query)
    if (len(status_str) > max_len):
        status_str = "%s..." % (status_str[0:max_len])
    if (len(query_str) > max_len):
        query_str = "%s..." % (query_str[0:max_len])

    # set results string
    if (self.executed is True):
        if (len(self.data) == 0):
            data_str = "[0 ephemeris results]"
        elif (len(self.data) == 1):
            data_str = "[1 ephemeris result]"
        else:
            data_str = "[%d ephemeris results]" % (len(self.data))
    else:
        data_str = ""

    # set logs string
    if (self.executed is True):
        if (len(self.logs) == 0):
            logs_str = "[0 log messages]"
        elif (len(self.logs) == 1):
            logs_str = "[1 log message]"
        else:
            logs_str = "[%d log messages]" % (len(self.logs))
    else:
        logs_str = ""

    # print
    print("EphemerisSearch:")
    print("  %-13s: %s" % ("executed", self.executed))
    print("  %-13s: %s" % ("completed", self.completed))
    print("  %-13s: %s" % ("request_id", self.request_id))
    print("  %-13s: %s" % ("request", self.request))
    print("  %-13s: %s" % ("request_url", self.request_url))
    print("  %-13s: %s" % ("data_url", self.data_url))
    print("  %-13s: %s" % ("query", query_str))
    print("  %-13s: %s" % ("status", status_str))
    print("  %-13s: %s" % ("data", data_str))
    print("  %-13s: %s" % ("logs", logs_str))
def update_status(self, status: Optional[Dict] = None) ‑> None

Update the status of this ephemeris search request

Args

status
the previously-retrieved status of this request (include to avoid requesting it from the API again), defaults to None
Expand source code
def update_status(self, status: Optional[Dict] = None) -> None:
    """
    Update the status of this ephemeris search request

    Args:
        status: the previously-retrieved status of this request (include
            to avoid requesting it from the API again), defaults to None
    """
    # get the status if it isn't passed in
    if (status is None):
        status = requests_get_status(self.aurorax_obj, self.request_url)

    # check response
    if (status is None):
        raise AuroraXAPIError("Could not retrieve status for this request")

    # update request status by checking if data URI is set
    if (status["search_result"]["data_uri"] is not None):
        self.completed = True
        self.data_url = "%s/data" % (self.request_url)

    # set class variable "status" and "logs"
    self.status = status
    self.logs = status["logs"]
def wait(self, poll_interval: float = 1.0, verbose: bool = False) ‑> None

Block and wait for the request to complete and data is available for retrieval

Args

poll_interval
time in seconds to wait between polling attempts, defaults to pyaurorax.requests.STANDARD_POLLING_SLEEP_TIME
verbose
output poll times and other progress messages, defaults to False
Expand source code
def wait(self, poll_interval: float = __STANDARD_POLLING_SLEEP_TIME, verbose: bool = False) -> None:
    """
    Block and wait for the request to complete and data is
    available for retrieval

    Args:
        poll_interval: time in seconds to wait between polling attempts,
            defaults to pyaurorax.requests.STANDARD_POLLING_SLEEP_TIME
        verbose: output poll times and other progress messages, defaults
            to False
    """
    url = "%s/%s" % (self.aurorax_obj.api_base_url, self.aurorax_obj.search.api.URL_SUFFIX_EPHEMERIS_REQUEST.format(self.request_id))
    self.update_status(requests_wait_for_data(self.aurorax_obj, url, poll_interval, verbose))