Django: Obtaining verbose_name and help_text for fields added through annotate in custom manager












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I'm not sure if I am actually approaching this the right way, but what I would like to do is to be able to give a verbose name and a help text to fields I add to to my model through annotate. I use both these fields as I pass them to the webpage, and use the verbose_name as table header and the help_text as tooltip (basically a call which returns a list of dictionaries with the name of the field, the type, the verbose name and the help text). I get these values by calling Student._meta.get_field(field).verbose_name or help_text.
Now the model I use is basically something like this:



class Student(models.Model): # new
first_name = models.CharField(verbose_name='first name', max_length=30, help_text='The first name of the student')
last_name = models.CharField(verbose_name = 'last name', max_length=30, help_text='The last name of the student')
date_of_birth=models.DateField(verbose_name='Date of Birth 'help_text = "student's date of birth")
sex = models.CharField(
max_length=1,
choices=(('M','Male'),
('F','Female')),
help_text=_('Sex of the student: (M)ale or (F)emale'),
verbose_name='Sex'))


I then have another model which basically maps the age of a student to its "category" (Freshman-Sophomore-Junior-Senior).
My custom manager then adds a new field to the QuerySet which determine the category based on the date of birth and adds the sex to the end of it
(e.g. Senior-F or something like that).
Is there any way for me to be able to call the _meta.get_field(filename).verbose_name also on these new fields?
If not what is a more practical way of doing it?
I thought about adding a dictionary of dictionaries in my model with all the fields and using that, but is seems such a waste of effort considering the fields in Django already provide this functionality










share|improve this question



























    0















    I'm not sure if I am actually approaching this the right way, but what I would like to do is to be able to give a verbose name and a help text to fields I add to to my model through annotate. I use both these fields as I pass them to the webpage, and use the verbose_name as table header and the help_text as tooltip (basically a call which returns a list of dictionaries with the name of the field, the type, the verbose name and the help text). I get these values by calling Student._meta.get_field(field).verbose_name or help_text.
    Now the model I use is basically something like this:



    class Student(models.Model): # new
    first_name = models.CharField(verbose_name='first name', max_length=30, help_text='The first name of the student')
    last_name = models.CharField(verbose_name = 'last name', max_length=30, help_text='The last name of the student')
    date_of_birth=models.DateField(verbose_name='Date of Birth 'help_text = "student's date of birth")
    sex = models.CharField(
    max_length=1,
    choices=(('M','Male'),
    ('F','Female')),
    help_text=_('Sex of the student: (M)ale or (F)emale'),
    verbose_name='Sex'))


    I then have another model which basically maps the age of a student to its "category" (Freshman-Sophomore-Junior-Senior).
    My custom manager then adds a new field to the QuerySet which determine the category based on the date of birth and adds the sex to the end of it
    (e.g. Senior-F or something like that).
    Is there any way for me to be able to call the _meta.get_field(filename).verbose_name also on these new fields?
    If not what is a more practical way of doing it?
    I thought about adding a dictionary of dictionaries in my model with all the fields and using that, but is seems such a waste of effort considering the fields in Django already provide this functionality










    share|improve this question

























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      I'm not sure if I am actually approaching this the right way, but what I would like to do is to be able to give a verbose name and a help text to fields I add to to my model through annotate. I use both these fields as I pass them to the webpage, and use the verbose_name as table header and the help_text as tooltip (basically a call which returns a list of dictionaries with the name of the field, the type, the verbose name and the help text). I get these values by calling Student._meta.get_field(field).verbose_name or help_text.
      Now the model I use is basically something like this:



      class Student(models.Model): # new
      first_name = models.CharField(verbose_name='first name', max_length=30, help_text='The first name of the student')
      last_name = models.CharField(verbose_name = 'last name', max_length=30, help_text='The last name of the student')
      date_of_birth=models.DateField(verbose_name='Date of Birth 'help_text = "student's date of birth")
      sex = models.CharField(
      max_length=1,
      choices=(('M','Male'),
      ('F','Female')),
      help_text=_('Sex of the student: (M)ale or (F)emale'),
      verbose_name='Sex'))


      I then have another model which basically maps the age of a student to its "category" (Freshman-Sophomore-Junior-Senior).
      My custom manager then adds a new field to the QuerySet which determine the category based on the date of birth and adds the sex to the end of it
      (e.g. Senior-F or something like that).
      Is there any way for me to be able to call the _meta.get_field(filename).verbose_name also on these new fields?
      If not what is a more practical way of doing it?
      I thought about adding a dictionary of dictionaries in my model with all the fields and using that, but is seems such a waste of effort considering the fields in Django already provide this functionality










      share|improve this question














      I'm not sure if I am actually approaching this the right way, but what I would like to do is to be able to give a verbose name and a help text to fields I add to to my model through annotate. I use both these fields as I pass them to the webpage, and use the verbose_name as table header and the help_text as tooltip (basically a call which returns a list of dictionaries with the name of the field, the type, the verbose name and the help text). I get these values by calling Student._meta.get_field(field).verbose_name or help_text.
      Now the model I use is basically something like this:



      class Student(models.Model): # new
      first_name = models.CharField(verbose_name='first name', max_length=30, help_text='The first name of the student')
      last_name = models.CharField(verbose_name = 'last name', max_length=30, help_text='The last name of the student')
      date_of_birth=models.DateField(verbose_name='Date of Birth 'help_text = "student's date of birth")
      sex = models.CharField(
      max_length=1,
      choices=(('M','Male'),
      ('F','Female')),
      help_text=_('Sex of the student: (M)ale or (F)emale'),
      verbose_name='Sex'))


      I then have another model which basically maps the age of a student to its "category" (Freshman-Sophomore-Junior-Senior).
      My custom manager then adds a new field to the QuerySet which determine the category based on the date of birth and adds the sex to the end of it
      (e.g. Senior-F or something like that).
      Is there any way for me to be able to call the _meta.get_field(filename).verbose_name also on these new fields?
      If not what is a more practical way of doing it?
      I thought about adding a dictionary of dictionaries in my model with all the fields and using that, but is seems such a waste of effort considering the fields in Django already provide this functionality







      django django-annotate django-custom-manager






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      asked Nov 25 '18 at 15:02









      Nicolo CastroNicolo Castro

      4315




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