Fix type checkings to isinstance

[lsetiawan]

Overview

There are pieces of the code that does type comparison using type(blah) == mytype. This now seem to fail during pre-commit.ci as seen in PR #119. The better solution when comparing type, use isinstance(blah, mytype).

Places with errors

echoregions/echoregions/regions2d/regions2d.py

Lines 413 to 419 in 25a4518

	if type(region_ids) == list:
	if len(region_ids) == 0:
	raise ValueError("region_ids is empty. Cannot be empty.")
	else:
	raise TypeError(
	f"region_ids must be of type list. Currently is of type {type(region_ids)}"
	)

echoregions/echoregions/tests/test_r2d.py

Lines 32 to 37 in 25a4518

	# convert a single file output to a list of one element
	if type(select_Sv_files) == str:
	select_Sv_files = [select_Sv_files]
	# convert a single file output to a list of one element
	if type(select_raw_files) == str:
	select_raw_files = [select_raw_files]

[ctuguinay]

Thanks for spotting this! @lsetiawan, will add this to my testing PR.