Open Media Library Platform

Darwin/lib/python2.7/site-packages/alembic/templates/pylons/README

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+Configuration that reads from a Pylons project environment.

Darwin/lib/python2.7/site-packages/alembic/templates/pylons/alembic.ini.mako

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+# a Pylons configuration.
+
+[alembic]
+# path to migration scripts
+script_location = ${script_location}
+
+# template used to generate migration files
+# file_template = %%(rev)s_%%(slug)s
+
+# max length of characters to apply to the
+# "slug" field
+#truncate_slug_length = 40
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+# set to 'true' to allow .pyc and .pyo files without
+# a source .py file to be detected as revisions in the
+# versions/ directory
+# sourceless = false
+
+pylons_config_file = ./development.ini
+
+# that's it !

Darwin/lib/python2.7/site-packages/alembic/templates/pylons/env.py

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+"""Pylons bootstrap environment.
+
+Place 'pylons_config_file' into alembic.ini, and the application will
+be loaded from there.
+
+"""
+from alembic import context
+from paste.deploy import loadapp
+from logging.config import fileConfig
+from sqlalchemy.engine.base import Engine
+
+
+try:
+    # if pylons app already in, don't create a new app
+    from pylons import config as pylons_config
+    pylons_config['__file__']
+except:
+    config = context.config
+    # can use config['__file__'] here, i.e. the Pylons
+    # ini file, instead of alembic.ini
+    config_file = config.get_main_option('pylons_config_file')
+    fileConfig(config_file)
+    wsgi_app = loadapp('config:%s' % config_file, relative_to='.')
+
+
+# customize this section for non-standard engine configurations.
+meta = __import__("%s.model.meta" % wsgi_app.config['pylons.package']).model.meta
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+target_metadata = None
+
+
+def run_migrations_offline():
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    context.configure(
+                url=meta.engine.url, target_metadata=target_metadata)
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def run_migrations_online():
+    """Run migrations in 'online' mode.
+
+    In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+    # specify here how the engine is acquired
+    # engine = meta.engine
+    raise NotImplementedError("Please specify engine connectivity here")
+
+    if isinstance(engine, Engine):
+        connection = engine.connect()
+    else:
+        raise Exception(
+            'Expected engine instance got %s instead' % type(engine)
+        )
+
+    context.configure(
+                connection=connection,
+                target_metadata=target_metadata
+                )
+
+    try:
+        with context.begin_transaction():
+            context.run_migrations()
+    finally:
+        connection.close()
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()

Darwin/lib/python2.7/site-packages/alembic/templates/pylons/script.py.mako

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+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision}
+Create Date: ${create_date}
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = ${repr(up_revision)}
+down_revision = ${repr(down_revision)}
+
+from alembic import op
+import sqlalchemy as sa
+${imports if imports else ""}
+
+def upgrade():
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade():
+    ${downgrades if downgrades else "pass"}