I've been putting off writing my experience with django form wizard for some time now. I came across this blog post by Kenneth Love which finally compelled me to write this down.
Form Wizard can be handy when you have a huge form, and you want to make it less
| package main | |
| import "fmt" | |
| import "tour/tree" | |
| // Walk walks the tree t sending all values | |
| // from the tree to the channel ch. | |
| func Walk(t *tree.Tree, ch chan int) { | |
| _Walk(t, ch) | |
| close(ch) |
| >pip install kivy | |
| Downloading/unpacking kivy | |
| Running setup.py egg_info for package kivy | |
| [INFO ] Kivy v1.4.1 | |
| Found GLES 2.0 headers at /usr/include/GLES2/gl2.h | |
| Installing collected packages: kivy | |
| Running setup.py install for kivy | |
| [INFO ] Kivy v1.4.1 | |
| Found GLES 2.0 headers at /usr/include/GLES2/gl2.h |
| class ImportFieldForm(LazyModelForm): | |
| label = forms.ChoiceField(choices=(), required=False) | |
| header = forms.ChoiceField(choices=(), required=False, error_messages={'valid': 'Please choose a star rating'}) | |
| class Meta: | |
| model = ImportField | |
| def __init__(self, *args, **kwargs): | |
| self.labels = kwargs.pop('labels') | |
| self.headers = kwargs.pop('headers') | |
| self.helper = FormHelper() |
| >>> from django.contrib.auth.forms import UserCreationForm | |
| >>> form = UserCreationForm({'username': 'admin123', 'password1': 's3cr3t', 'password2': 's3cr3t'}) | |
| >>> form.is_valid() | |
| True | |
| >>> form.data['username'] = '' | |
| >>> form.is_valid() | |
| True | |
| >>> form._errors = None | |
| >>> form.is_valid() | |
| False |
| from hashlib import sha256 | |
| def mine_block(message, target, prev_block=''): | |
| """ | |
| use the message and previous block to generate a new block | |
| """ | |
| nonce = 0 | |
| if prev_block: | |
| message = '%s\n%s' % (message, prev_block) |
| # vim: ft=sh | |
| unbind C-b | |
| set -g prefix ` | |
| bind-key ` send-prefix | |
| bind j select-pane -t :.+ | |
| bind k select-pane -t :.- | |
| set -sg escape-time 1 | |
| set -g default-terminal "rxvt-unicode" | |
| setw -g mode-mouse on |
| #!/usr/bin/env python | |
| import os | |
| import logging | |
| from threading import Thread | |
| from django.core.management.base import BaseCommand, CommandError | |
| from django.conf import settings |
| # -*- coding: utf-8 -*- | |
| print '₂₀₁₄' |
| // morse.go | |
| // usage: | |
| // go run morse.go "SOS" > sos.au | |
| package main | |
| import ( | |
| "encoding/binary" | |
| "fmt" | |
| "io" |
