Fix software tests, the recently added pytest.skip was wrong

Author: amotl

tests/test_cratedb_pandas_read.py

@@ -1,3 +1,5 @@
+import sys
+
 import pandas as pd
 import pytest
 import sqlalchemy as sa
@@ -8,7 +10,8 @@
 SQL_SELECT_STATEMENT = "SELECT mountain, height FROM sys.summits ORDER BY height DESC LIMIT 1;"
 
 
-pytest.skip("Does not work on Python 3.7", allow_module_level=True)
+if sys.version_info < (3, 8):
+    pytest.skip("Does not work on Python 3.7", allow_module_level=True)
 
 
 def test_crate_read_sql(cratedb_http_host, cratedb_http_port):

tests/test_cratedb_pandas_write.py

@@ -1,3 +1,5 @@
+import sys
+
 import pandas as pd
 import pytest
 import sqlalchemy as sa
@@ -9,7 +11,8 @@
 SQL_REFRESH_STATEMENT = "REFRESH TABLE doc.foo;"
 
 
-pytest.skip("Does not work on Python 3.7", allow_module_level=True)
+if sys.version_info < (3, 8):
+    pytest.skip("Does not work on Python 3.7", allow_module_level=True)
 
 
 def test_crate_to_sql(cratedb_http_host, cratedb_http_port):