无法将关键字“月”解析为字段。 选项有：日历、颜色、已完成、日期、日期创建、id、标题、用户、user_id

Question

首先感谢您停下来帮助我解决问题，即使您的小帮助也很重要。 我正在尝试使用用户选择的月份来编辑我的表单是否有任何方法可以解决该错误。 当我 select 一个月表单过滤表单并提交时，会出现上述错误。 我是 django 的初学者，即使你的小帮助也很重要

我的模特

lass Event(models.Model):

    COLOR_CHOICES = (
        ("ORANGE","Orange"),
        ("GREEN","Green"),
        ("YELLOW","Yellow"),
        ("BLUE","Blue"),
    )

    CALENDAR_CHOICES = (
        ("WORK","Work"),
        ("PROJECT","Project"),
    )
    user = models.ForeignKey(User,on_delete=models.CASCADE)
    title = models.CharField(max_length=200)
    date = models.DateTimeField(default=datetime.now,validators=[validate_date])
    completed = models.BooleanField(default=False)
    date_created = models.DateTimeField(auto_now=True,auto_now_add=False)
    color = models.CharField(max_length=9,default="ORANGE",choices=COLOR_CHOICES)
    calendar = models.CharField(max_length=9,default="WORK",choices=CALENDAR_CHOICES)
    # end_time = models.DateTimeField()

    def __str__(self):
        return self.title



MONTH_CHOICES = (
    ("1","Jan"),
    ("2","Feb"),
    ("3","Mar"),
    ("4","Apr"),
    ("5","May"),
    ("6","June"),
    ("7","July"),
    ("8","Aug"),
    ("9","Sep"),
    ("10","Oct"),
    ("11","Nov"),
    ("12","Dec"),
)

class Approval(models.Model):
    id = models.AutoField(primary_key=True)
    user = models.ForeignKey(User,on_delete=models.CASCADE)
    approved = models.BooleanField(default=False)
    comment = models.CharField(default="Approved",max_length=250)
    month = models.CharField(max_length=120, choices=MONTH_CHOICES, default="Jan")
    # month = models.CharField(choices=Month_Choices,default=)

    def __str__(self):
        return str(self.approved)

视图.py

def user_event_view(request, pk):
    today = datetime.now()
    user = User.objects.get(id=pk)
    events = user.event_set.all().order_by('date').filter(date__year=today.year, date__month=today.month)
    
    event_filter = EventFilter(request.GET, queryset =events)
    if request.method == 'POST':
        form = ApprovalForm(request.POST)
        if form.is_valid:
            approval = form.save(commit=False)
            approval.user = user
            approval.save()
            # form.save()
    else:
        form = ApprovalForm()
    comments = user.approval_set.all()
    context = {'events': events, 'user': user, 'form': form, 'comments':comments, 'filter':event_filter}
    return render(request, 'tasks/hr_perUser_table.html', context)

过滤器.py

from .models import Approval
import django_filters

class EventFilter(django_filters.FilterSet):
    class Meta:
        model = Approval
        fields = ['month', ]

我的 html 页面----

{% load crispy_forms_tags %}
{% block content %}
    <div class="container" style="margin-top: 70px;">
    <h1>USER EVENT TABLE OF EMPLOYEE NAME:{{ user.get_username }}</h1>
    <form method="get">
        {{ filter.form.as_p }}
        <button type="submit">Search</button>
      </form>
    <div class="row">
        <div class="col-sm-6">
    <table  class="table table-hover">
        <thead class="thead-dark">
            
                <th>Event</th>
                <th>Date</th>
                <th>Time</th>
            
        </thead>
        <tbody> 
        {% for e in filter.qs %}
         
        <tr>
           
            <td>{{ e.title }}</td>
            <td>{{ e.date.date }}</td>
            <td>{{ e.date.time }}</td>
            
        </tr>
        
        {% endfor %}
    </tbody>
    </table>
    
</div>
<div class="col-md-6">
    <ul>
        {% for comment in comments %}
        <li>{{ comment.comment }}</li>
        {% endfor %}
    </ul>
    <form  class="" method = 'POST' action="">
        {{ form|crispy }}
        {% csrf_token %}
        <input class="btn btn-sm btn-dark" type="submit" name="Submit" id="">
    </form>
</div>
</div>
</div>
    {% endblock %}