new_contents: from django.utils.translation import ugettext_lazy as _
  
  
  INCOME_RANGE_CHOICES = (
      (1, _("Less than 18K Euros")),
      (2, _("Between 18K and 30K Euros")),
      (3, _("Between 30K and 50K Euros")),
      (4, _("Between 50K and 80K Euros")),
      (5, _("Between 80K and 120K Euros")),
      (6, _("Greater than 120K Euros")),
  )
  
  BUSINESS = "B"
  ORGANIZATION = "O"
  
  LEGAL_PERSON_TYPE_CHOICES = (
      (BUSINESS, "BUSINESS"),
      (ORGANIZATION, "ORGANIZATION"),
  )
  
  IDENTITY_PROOF = "IP"
  REGISTRATION_PROOF = "RP"
  ARTICLES_OF_ASSOCIATION = "AA"
  SHAREHOLDER_DECLARATION = "SD"
  ADDRESS_PROOF = "AP"
  
  DOCUMENT_TYPE_CHOICES = (
      (IDENTITY_PROOF, "IDENTITY_PROOF"),
      (REGISTRATION_PROOF, "REGISTRATION_PROOF"),
      (ARTICLES_OF_ASSOCIATION, "ARTICLES_OF_ASSOCIATION"),
      (SHAREHOLDER_DECLARATION, "SHAREHOLDER_DECLARATION"),
      (ADDRESS_PROOF, "ADDRESS_PROOF"),
  )
  
  CREATED = "C"
  VALIDATION_ASKED = "A"
  VALIDATED = "V"
  REFUSED = "R"
  
  STATUS_CHOICES = (
      (CREATED, "CREATED"),
      (VALIDATION_ASKED, "VALIDATION_ASKED"),
      (VALIDATED, "VALIDATED"),
      (REFUSED, "REFUSED"),
  )
  
subject: Add Constants file