SQLAlchemy started, db session defined.

Author: mikeckennedy

src/ch9-sqlalchemy/final/pypi_sqlalchemy/.idea/dictionaries/screencaster.xml

@@ -0,0 +1,23 @@
+import sqlalchemy
+
+import sqlalchemy.orm
+
+
+class DbSession:
+    factory = None
+    engine = None
+
+    @staticmethod
+    def global_init(db_file: str):
+        if DbSession.factory:
+            return
+
+        if not db_file or not db_file.strip():
+            raise Exception("You must specify a data file.")
+
+        conn_str = 'sqlite:///' + db_file
+        print("Connecting to DB at: {}".format(conn_str))
+
+        engine = sqlalchemy.create_engine(conn_str, echo=False)
+        DbSession.engine = engine
+        DbSession.factory = sqlalchemy.orm.sessionmaker(bind=engine)

src/ch9-sqlalchemy/final/pypi_sqlalchemy/.idea/inspectionProfiles/Project_Default.xml

@@ -0,0 +1,3 @@
+import sqlalchemy.ext.declarative as dec
+
+SqlAlchemyBase = dec.declarative_base()

src/ch9-sqlalchemy/final/pypi_sqlalchemy/.idea/webResources.xml

@@ -0,0 +1,26 @@
+import sqlalchemy as sa
+from pypi.data.modelbase import SqlAlchemyBase
+
+
+class Package(SqlAlchemyBase):
+    __tablename__ = 'packages'
+
+    id = sa.Column(sa.String, primary_key=True)
+    created_date = sa.Column(sa.DateTime)
+    summary = sa.Column(sa.String)
+    description = sa.Column(sa.String)
+
+    home_page = sa.Column(sa.String)
+    docs_url = sa.Column(sa.String)
+    package_url = sa.Column(sa.String)
+
+    author_name = sa.Column(sa.String)
+    author_email = sa.Column(sa.String)
+
+    license = sa.Column(sa.String)
+
+    # releases
+    # maintainers
+
+    def __repr__(self):
+        return '<Package {}>'.format(self.id)

src/ch9-sqlalchemy/final/pypi_sqlalchemy/pypi/data/__init__.py

@@ -13,6 +13,7 @@
     'pyramid',
     'pyramid_chameleon',
     'pyramid_debugtoolbar',
+    'sqlalchemy',
     'waitress',
 ]