Fix import of Harmonica version on sample datasets

harmonica/__init__.py

@@ -22,11 +22,7 @@
  EQLHarmonicSpherical,
 )
 
-# This file is generated automatically by setuptools_scm
-from . import _version
-
-# Add a "v" to the version number
-__version__ = f"v{_version.version}"
+from .version import __version__
 
 
 def test(doctest=True, verbose=True, coverage=False, figures=False):

harmonica/datasets/sample_data.py

@@ -12,7 +12,7 @@
 import pandas as pd
 import pooch
 
-from .._version import version
+from ..version import __version__ as version
 
 REGISTRY = pooch.create(
  path=pooch.os_cache("harmonica"),

harmonica/version.py

@@ -0,0 +1,8 @@
+"""
+Define the __version__ variable as the version number with leading "v"
+"""
+# This file is generated automatically by setuptools_scm
+from ._version import version
+
+# Add a "v" to the version number
+__version__ = f"v{version}"