check crs attr

Author: mjreno

flopy/mf6/mfmodel.py

@@ -1358,7 +1358,10 @@ def write(
             if write_netcdf:
                 # set data storage to write ascii for netcdf
                 pp._set_netcdf_storage()
-            if pp.package_type.startswith("dis"):
+            if (
+                pp.package_type.startswith("dis")
+                and hasattr(pp, "crs")
+            ):
                 crs = pp.crs.get_data()
                 if crs is not None and self.modelgrid.crs is None:
                     self.modelgrid.crs = crs[0][1]

flopy/utils/datautil.py

@@ -305,7 +305,7 @@ def reset_delimiter_used():
 
     @staticmethod
     def split_data_line(line, external_file=False, delimiter_conf_length=15):
-        no_split_keys = ['crs', 'wkt']
+        no_split_keys = ["crs", "wkt"]
         if PyListUtil.line_num > delimiter_conf_length and PyListUtil.consistent_delim:
             # consistent delimiter has been found.  continue using that
             # delimiter without doing further checks