摘要：import sklearn.datasets as datasets from sklearn.neighbors import KNeighborsClassifier from sklearn.model_selection import train_test_split from matpl 阅读全文

摘要：# K临近算法 import sklearn.datasets as datasets from sklearn.neighbors import KNeighborsClassifier from sklearn.model_selection import train_test_split ir 阅读全文

摘要：view.py def echartdemo(request): books_name=list(models.Book.objects.values_list("book_name",flat=True)) books_num=list(models.Book.objects.values_lis 阅读全文

摘要：<input name="order_num" onkeyup="this.value=this.value.replace(/\D/g,'')" onafterpaste="this.value=this.value.replace(/\D/g,'')"> 阅读全文

摘要：1.导入simpleui pip install django-simpleui 2.在setting中注册 INSTALLED_APPS = [ 'simpleui', 'django.contrib.admin', 'django.contrib.auth', 'django.contrib.c 阅读全文