coldness

where/alembic/versions/f0d89367cd54_add_coldness.py

+"""add coldness
+
+Revision ID: f0d89367cd54
+Revises: 24dfd0eb9da6
+Create Date: 2020-02-16 19:24:40.144498
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'f0d89367cd54'
+down_revision = '24dfd0eb9da6'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('category', sa.Column('icon', sa.String(), nullable=True))
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('category', 'icon')
+    # ### end Alembic commands ###

where/app.py

@@ -26,9 +26,12 @@ def test_data():
         session.query(sa.Point).delete()
         session.query(sa.Field).delete()
         session.query(sa.Category).delete()
+        # Water Fountain, the class.
         wf = sa.Category()
         wf.name = "Water Fountain"
-        wf.slug = "water_fountain"
+        wf.icon
+        # coldness
+
 
 
 if __name__ == '__main__':

where/sa.py

@@ -66,6 +66,7 @@ class Category(Base):
     __tablename__ = 'category'
 
     name = Column(String, nullable=False, unique=True)
+    icon = Column(String, nullable=True)
 
     fields = relationship("Field")