text: """ExonCov configuration."""
  
  # SQLAlchemy
  SQLALCHEMY_DATABASE_URI = 'mysql://exoncov3:exoncov3@localhost/exoncov3'
  SQLALCHEMY_ECHO = False
  SQLALCHEMY_TRACK_MODIFICATIONS = False
  
  # FlaskForm
  SECRET_KEY = 'change_this'
  
  # Flask-Security
  SECURITY_PASSWORD_HASH = 'pbkdf2_sha512'
  SECURITY_PASSWORD_SALT = 'change_this'
  
  SECURITY_LOGIN_URL = '/login/'
  SECURITY_LOGOUT_URL = '/logout/'
  SECURITY_REGISTER_URL = '/register/'
  SECURITY_POST_LOGIN_VIEW = '/'
  SECURITY_POST_LOGOUT_VIEW = '/'
  
  SECURITY_REGISTERABLE = True
  SECURITY_CHANGEABLE = True
  SECURITY_SEND_REGISTER_EMAIL = False
  SECURITY_SEND_PASSWORD_CHANGE_EMAIL = False
  
  SECURITY_MSG_DISABLED_ACCOUNT = ('Please contact admins to activate your account.', 'error')
  
  # JINJA template
  TEMPLATES_AUTO_RELOAD = True
  
  # Debug toolbar
  DEBUG_TB_ENABLED = False
  DEBUG_TB_PROFILER_ENABLED = False
  DEBUG_TB_INTERCEPT_REDIRECTS = False
  
  # Exon, Transcript, Gene, Panel files
  EXON_BED_FILE = 'path/to/Dx_tracks/Tracks/ENSEMBL_UCSC_merged_collapsed_sorted_v3_20bpflank.bed'
  GENE_TRANSCRIPT_FILE = 'path/to/Dx_tracks/Exoncov/NM_ENSEMBL_HGNC.txt'
  PREFERRED_TRANSCRIPTS_FILE = 'path/to/Dx_tracks/Exoncov/Preferred_transcript_list.txt'
  GENE_PANEL_FILE = 'path/to/Dx_tracks/Exoncov/gpanels.txt'
  
  # Sambamba count settings
  SAMBAMBA = 'path/to/sambamba_v0.6.6'
  SAMBAMBA_FILTER = 'mapping_quality >= 20 and not duplicate and not failed_quality_control and not secondary_alignment'
  
  # Exon measurement output path
  EXON_MEASUREMENTS_RSYNC_PATH = 'rsync/path/for/data'
  