old_contents: # -*- coding: utf-8 -*-
  class NamedQueries(object):
  
      section_name = 'named queries'
  
      usage = u'''Named Queries are a way to save frequently used queries
  with a short name. Think of them as favorites.
  Examples:
  
      # Save a new named query.
      > \\ns simple select * from abc where a is not Null;
  
      # List all named queries.
      > \\n
      ╒════════╤═══════════════════════════════════════╕
      │ Name   │ Query                                 │
      ╞════════╪═══════════════════════════════════════╡
      │ simple │ SELECT * FROM abc where a is not NULL │
      ╘════════╧═══════════════════════════════════════╛
  
      # Run a named query.
      > \\n simple
      ╒════════╤════════╕
      │ a      │ b      │
      ╞════════╪════════╡
      │ 日本語 │ 日本語 │
      ╘════════╧════════╛
  
      # Delete a named query.
      > \\nd simple
      simple: Deleted
  '''
  
      # Class-level variable, for convenience to use as a singleton.
      instance = None
  
      def __init__(self, config):
          self.config = config
  
      @classmethod
      def from_config(cls, config):
          return NamedQueries(config)
  
      def list(self):
          return self.config.get(self.section_name, [])
  
      def get(self, name):
          return self.config.get(self.section_name, {}).get(name, None)
  
      def save(self, name, query):
          if self.section_name not in self.config:
              self.config[self.section_name] = {}
          self.config[self.section_name][name] = query
          self.config.write()
  
      def delete(self, name):
          try:
              del self.config[self.section_name][name]
          except KeyError:
              return '%s: Not Found.' % name
          self.config.write()
          return '%s: Deleted' % name
  
new_contents: # -*- coding: utf-8 -*-
  class NamedQueries(object):
  
      section_name = 'named queries'
  
      usage = u'''Named Queries are a way to save frequently used queries
  with a short name. Think of them as favorites.
  Examples:
  
      # Save a new named query.
      > \\ns simple select * from abc where a is not Null;
  
      # List all named queries.
      > \\n
      +--------+----------------------------------------+
      | Name   | Query                                  |
      |--------+----------------------------------------|
      | simple | SELECT * FROM xyzb where a is not null |
      +--------+----------------------------------------+
  
      # Run a named query.
      > \\n simple
      +-----+
      |   a |
      |-----|
      |  50 |
      +-----+
  
      # Delete a named query.
      > \\nd simple
      simple: Deleted
  '''
  
      # Class-level variable, for convenience to use as a singleton.
      instance = None
  
      def __init__(self, config):
          self.config = config
  
      @classmethod
      def from_config(cls, config):
          return NamedQueries(config)
  
      def list(self):
          return self.config.get(self.section_name, [])
  
      def get(self, name):
          return self.config.get(self.section_name, {}).get(name, None)
  
      def save(self, name, query):
          if self.section_name not in self.config:
              self.config[self.section_name] = {}
          self.config[self.section_name][name] = query
          self.config.write()
  
      def delete(self, name):
          try:
              del self.config[self.section_name][name]
          except KeyError:
              return '%s: Not Found.' % name
          self.config.write()
          return '%s: Deleted' % name
  
subject: Remove unicode from named query help message.