sfeos

Drop `requests` dependency and optimize data_loader #1146

Job	Run time
Python 3.11 testing with elasticsearch8	2m 14s
Python 3.10 testing with elasticsearch8	1m 52s
Python 3.10 testing with elasticsearch7	1m 53s
Python 3.9 testing with opensearch	1m 54s
Python 3.11 testing with elasticsearch7	2m 8s
Python 3.9 testing with elasticsearch7	1m 51s
Python 3.13 testing with elasticsearch7	1m 49s
Python 3.12 testing with elasticsearch8	1m 53s
Python 3.12 testing with opensearch	1m 52s
Python 3.9 testing with elasticsearch8	1m 55s
Python 3.13 testing with elasticsearch8	1m 51s
Python 3.13 testing with opensearch	1m 59s
Python 3.11 testing with opensearch	2m 9s
Python 3.12 testing with elasticsearch7	1m 53s
Python 3.10 testing with opensearch	1m 49s
	29m 2s

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