Add alembic requirement as default

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = sqla-wrapper
-version= 5.0.0.dev2
+version= 5.0.0.dev3
 url = https://github.com/jpsca/sqla-wrapper
 project_urls =
     Issue tracker = https://github.com/jpsca/sqla-wrapper/issues
@@ -15,27 +15,25 @@ description = A framework-independent modern wrapper for SQLAlchemy 2 & Alembic.
 long_description = file:README.md
 long_description_content_type = text/markdown
 
+
 [options]
 packages = find:
 include_package_data = true
 python_requires = >=3.7,<4.0
 install_requires =
     sqlalchemy >= 1.4
+    alembic >= 1.6
 
 [options.packages.find]
 exclude =
     tests
 
 [options.extras_require]
-alembic =
-    alembic >= 1.6
-
 test =
     flake8
     psycopg2-binary
     pytest
     pytest-cov
-    alembic >= 1.6
     click
     pyceo >=4.0
 
@@ -50,6 +48,7 @@ pyceo =
 click =
     click
 
+
 [flake8]
 application-package-names = sqla_wrapper
 application-import-names = sqla_wrapper
@@ -87,8 +86,10 @@ exclude =
   conftest.py,
   docs,
 
+
 [tool:pytest]
 addopts = --doctest-modules
 
+
 [mypy]
 plugins = sqlalchemy.ext.mypy.plugin

sqla_wrapper/alembic_wrapper.py

@@ -2,14 +2,11 @@
 from pathlib import Path
 from typing import Any, Callable, Dict, List, Optional, Union
 
-try:
-    from alembic import autogenerate, util
-    from alembic.config import Config
-    from alembic.runtime.environment import EnvironmentContext
-    from alembic.script import ScriptDirectory
-    from alembic.script.revision import Revision
-except ImportError:  # pragma: no cover
-    pass
+from alembic import autogenerate, util
+from alembic.config import Config
+from alembic.runtime.environment import EnvironmentContext
+from alembic.script import ScriptDirectory
+from alembic.script.revision import Revision
 
 from .sqlalchemy_wrapper import SQLAlchemy
 from .cli import click_cli, pyceo_cli