Moved all pyresample imports to methods to avoid Exception: dlopen: cannot...

Moved all pyresample imports to methods to avoid Exception: dlopen: cannot load any more object with static TLS.

py_tools_ds/geo/raster/reproject.py

@@ -5,7 +5,7 @@ import warnings
 import multiprocessing
 import os
 from tempfile import TemporaryDirectory
-from typing import Union, Tuple, List, Any  # noqa: F401
+from typing import Union, Tuple, List, Any, TYPE_CHECKING  # noqa: F401
 
 # custom
 try:
@@ -19,8 +19,6 @@ import rasterio
 from rasterio.warp import reproject as rio_reproject
 from rasterio.warp import calculate_default_transform as rio_calc_transform
 from rasterio.warp import Resampling
-from pyresample.geometry import AreaDefinition, SwathDefinition
-from pyresample.utils import get_area_def
 
 from ...dtypes.conversion import dTypeDic_NumPy2GDAL
 from ..projection import EPSG2WKT, WKT2EPSG, isProjectedOrGeographic, prj_equal, proj4_to_WKT
@@ -32,6 +30,9 @@ from ...processing.progress_mon import ProgressBar
 from ...compatibility.gdal import get_gdal_func
 from ...processing.shell import subcall_with_output
 
+if TYPE_CHECKING:
+    from pyresample.geometry import AreaDefinition, SwathDefinition
+
 __author__ = "Daniel Scheffler"
 
 
@@ -550,6 +551,7 @@ class SensorMapGeometryTransformer(object):
                 os.environ['OMP_NUM_THREADS'] = '%d' % opts['nprocs']
             del self.opts['nprocs']
 
+        from pyresample.geometry import SwathDefinition
         self.lats = lats
         self.lons = lons
         self.swath_definition = SwathDefinition(lons=lons, lats=lats)
@@ -667,6 +669,7 @@ class SensorMapGeometryTransformer(object):
         out_extent = xmin, ymin, xmax, ymax
 
         # get area_definition
+        from pyresample.utils import get_area_def
         area_definition = get_area_def(area_id='',
                                        area_name='',
                                        proj_id='',
@@ -778,6 +781,7 @@ class SensorMapGeometryTransformer(object):
         proj4_args = proj4_to_dict(get_proj4info(proj=src_prj))
 
         # get area_definition
+        from pyresample.geometry import AreaDefinition
         self.area_definition = AreaDefinition('', '', '', proj4_args, data.shape[1], data.shape[0],
                                               src_extent)