Move remaining constants representing paths to NSIDC-hosted data

...into the regression tests dir where they belong.

pm_icecon/constants.py

@@ -1,12 +1,3 @@
-from pathlib import Path
-
 from pm_icecon.config.models import FlagValues
 
 DEFAULT_FLAG_VALUES = FlagValues()
-
-# NSIDC infrastructure-specific paths:
-NSIDC_NFS_SHARE_DIR = Path("/share/apps/amsr2-cdr")
-# Contains regression data, ancillary data files (masks), etc.
-# TODO: move ancillary files out of `cdr_testdata` dir? On the VMs, the
-# ancillary nasateam files in cdr_testdata are also in the `NSIDC_NFS_SHARE_DIR`
-CDR_TESTDATA_DIR = NSIDC_NFS_SHARE_DIR / "cdr_testdata"

pm_icecon/tests/regression/__init__.py

@@ -0,0 +1,10 @@
+from pathlib import Path
+
+
+# NSIDC infrastructure-specific paths:
+NSIDC_NFS_SHARE_DIR = Path("/share/apps/amsr2-cdr")
+
+# Contains regression data, ancillary data files (masks), etc.
+# TODO: move ancillary files out of `cdr_testdata` dir? On the VMs, the
+# ancillary nasateam files in cdr_testdata are also in the `NSIDC_NFS_SHARE_DIR`
+CDR_TESTDATA_DIR = NSIDC_NFS_SHARE_DIR / "cdr_testdata"

pm_icecon/tests/regression/test_bt.py

@@ -18,7 +18,7 @@
 from pm_icecon.config.models.bt import BootstrapParams
 from pm_icecon.interpolation import spatial_interp_tbs
 from pm_icecon.util import get_ps25_grid_shape
-from pm_icecon.constants import (
+from pm_icecon.tests.regression import (
     CDR_TESTDATA_DIR,
     NSIDC_NFS_SHARE_DIR,
 )

pm_icecon/tests/regression/test_nt.py

@@ -7,7 +7,7 @@
 from numpy.testing import assert_almost_equal
 from pm_tb_data._types import Hemisphere
 
-from pm_icecon.constants import CDR_TESTDATA_DIR
+from pm_icecon.tests.regression import CDR_TESTDATA_DIR
 from pm_icecon.interpolation import spatial_interp_tbs
 from pm_icecon.nt.compute_nt_ic import goddard_nasateam
 from pm_icecon.nt.params.goddard_rss import (