import os
import sys
import django
sys.path.append(r'C:\Users\Administrator\PycharmProjects\your projectname')

os.chdir(r'C:\Users\Administrator\PycharmProjects\your projectname')
os.environ.setdefault("DJANGO_SETTINGS_MODULE", "your projectname.settings")
django.setup()
from crm import models
v = models.Customer.objects.all()
print(v)

import os
 
# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
TEMPLATE_DIR = os.path.join(BASE_DIR,'templates')
STATIC_DIR = os.path.join(BASE_DIR,'static')
MEDIA_DIR = os.path.join(BASE_DIR,'media') # 需要加入的MEDIA_DIR路径变量

STATICFILES_DIRS = [STATIC_DIR,]
MEDIA_ROOT = MEDIA_DIR    # 加入的变量MEDIA_ROOT 

STATIC_URL = '/static/'
MEDIA_URL = '/media/' # 此次加入的变量MEDIA_URL

TEMPLATES = [
 {
  'BACKEND': 'django.template.backends.django.DjangoTemplates',
  'DIRS': [TEMPLATE_DIR,],
  'APP_DIRS': True,
  'OPTIONS': {
   'context_processors': [
    'django.template.context_processors.debug',
    'django.template.context_processors.request',
    'django.contrib.auth.context_processors.auth',
    'django.contrib.messages.context_processors.messages',
    'django.template.context_processors.media', # 新加入的
   ],
  },
 },
]

from django.conf.urls import url
from django.contrib import admin
from django.conf.urls import include
from django.conf import settings    # 新加入
from django.conf.urls.static import static # 新加入
 
from rango import views
 
urlpatterns = [
 url(r'^admin/', admin.site.urls),
 url(r'^$',views.index, name='index'),
 url(r'^rango/',include('rango.urls')),
] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT) # 新加入