Remove unused global variable 'gmt_version' from tests (GenericMappingTools#1552)

Author: seisman

pygmt/tests/test_basemap.py

@@ -2,13 +2,9 @@
 Tests Figure.basemap.
 """
 import pytest
-from packaging.version import Version
-from pygmt import Figure, clib
+from pygmt import Figure
 from pygmt.exceptions import GMTInvalidInput
 
-with clib.Session() as _lib:
-    gmt_version = Version(_lib.info["version"])
-
 
 def test_basemap_required_args():
     """

pygmt/tests/test_clib.py

@@ -27,9 +27,6 @@
 TEST_DATA_DIR = os.path.join(os.path.dirname(__file__), "data")
 POINTS_DATA = os.path.join(TEST_DATA_DIR, "points.txt")
 
-with clib.Session() as _lib:
-    gmt_version = Version(_lib.info["version"])
-
 
 @pytest.fixture(scope="module")
 def data():

pygmt/tests/test_clib_put_strings.py

@@ -4,14 +4,10 @@
 import numpy as np
 import numpy.testing as npt
 import pytest
-from packaging.version import Version
 from pygmt import clib
 from pygmt.exceptions import GMTCLibError
 from pygmt.helpers import GMTTempFile
 
-with clib.Session() as _lib:
-    gmt_version = Version(_lib.info["version"])
-
 
 def test_put_strings():
     """