Merge pull request #35 from mikekaminsky/fix/change-dbt-requirement-h…

…andling

Fix: change dbt requirement handling

core/main.py

@@ -10,6 +10,7 @@
 import core.retry_failed as retry_failed_task
 
 from dbt.config import PROFILES_DIR
+from dbt.version import get_installed_version
 
 
 def get_nearest_project_dir():
@@ -25,6 +26,24 @@ def get_nearest_project_dir():
     return None
 
 
+def test_dbt_version():
+    # Test if the dbt version is compatible with this version of dbt-helper
+    installed_version = get_installed_version()
+
+    VERSION_INCOMPATIBILITY_MSG = """
+        Installed dbt version: {}
+        dbt-helper requires dbt version 0.17.X or higher.
+        You can find upgrade instructions here:
+        https://docs.getdbt.com/docs/installation
+    """.format(
+        installed_version.to_version_string(skip_matcher=True)
+    )
+
+    if int(get_installed_version().minor) < 17:
+        print(VERSION_INCOMPATIBILITY_MSG)
+        sys.exit(1)
+
+
 def parse_args(args):
 
     p = argparse.ArgumentParser(
@@ -237,4 +256,6 @@ def main(args=None):
     if args is None:
         args = sys.argv[1:]
 
+    test_dbt_version()
+
     handle(args)

setup.py

@@ -5,7 +5,7 @@
 
 
 package_name = "dbt-helper"
-VERSION = "0.4.0"
+VERSION = "0.4.1"
 description = """dbt-helper is a command line tool to help ease dbt development and database management"""
 
 
@@ -39,6 +39,6 @@ def run(self):
     test_suite="test",
     entry_points={"console_scripts": ["dbt-helper = core.main:main"]},
     scripts=[],
-    install_requires=["dbt>=0.17.1"],
+    install_requires=["dbt"],
     cmdclass={"verify": VerifyVersionCommand},
 )