old_contents: from flask import Blueprint
  from flask import (jsonify)
  from sqlalchemy.exc import DataError
  from sqlalchemy.orm.exc import NoResultFound
  
  from app.dao.templates_dao import get_model_templates
  from app.schemas import (template_schema, templates_schema)
  
  template = Blueprint('template', __name__)
  
  
  # I am going to keep these for admin like operations
  # Permissions should restrict who can access this endpoint
  # TODO auth to be added.
  @template.route('/<int:template_id>', methods=['GET'])
  @template.route('/', methods=['GET'])
  def get_template(template_id=None):
      try:
          templates = get_model_templates(template_id=template_id)
      except DataError:
          return jsonify(result="error", message="Invalid template id"), 400
      except NoResultFound:
          return jsonify(result="error", message="Template not found"), 404
      if isinstance(templates, list):
          data, errors = templates_schema.dump(templates)
      else:
          data, errors = template_schema.dump(templates)
      if errors:
          return jsonify(result="error", message=str(errors))
      return jsonify(data=data)
  
new_contents: from flask import Blueprint
  from flask import (jsonify)
  from sqlalchemy.exc import DataError
  from sqlalchemy.orm.exc import NoResultFound
  
  from app.dao.templates_dao import get_model_templates
  from app.schemas import (template_schema, templates_schema)
  
  template = Blueprint('template', __name__)
  
  
  # I am going to keep these for admin like operations
  # Permissions should restrict who can access this endpoint
  # TODO auth to be added.
  @template.route('/<int:template_id>', methods=['GET'])
  @template.route('', methods=['GET'])
  def get_template(template_id=None):
      try:
          templates = get_model_templates(template_id=template_id)
      except DataError:
          return jsonify(result="error", message="Invalid template id"), 400
      except NoResultFound:
          return jsonify(result="error", message="Template not found"), 404
      if isinstance(templates, list):
          data, errors = templates_schema.dump(templates)
      else:
          data, errors = template_schema.dump(templates)
      if errors:
          return jsonify(result="error", message=str(errors))
      return jsonify(data=data)
  
subject: Remove trailing slash from template url