models.BaseModelFormSet.changed_objects

input_formats A list of formats used to attempt to convert a string to a valid datetime.date object. If no input_formats argument is provided, the default input formats are: ['%Y-%m-%d', # '2006-10-25' '%m/%d/%Y', # '10/25/2006' '%m/%d/%y'] # '10/25/06' Additionally, if you specify USE_L10N=False in your settings, the following will also be included in the default input formats: ['%b %d %Y', # 'Oct 25 2006' '%b %d, %Y', # 'Oct 25, 2006' '%d %b %Y', # '25 Oct

format The format in which this field’s initial value will be displayed. If no format argument is provided, the default format is the first format found in DATETIME_INPUT_FORMATS and respects Format localization. By default, the microseconds part of the time value is always set to 0. If microseconds are required, use a subclass with the supports_microseconds attribute set to True.

This document explains the language syntax of the Django template system. If you’re looking for a more technical perspective on how it works and how to extend it, see The Django template language: for Python programmers. Django’s template language is designed to strike a balance between power and ease. It’s designed to feel comfortable to those used to working with HTML. If you have any exposure to other text-based template languages, such as Smarty or Jinja2, you should feel right at home with

class MemSize(expression, **extra) Availability: PostGIS Accepts a single geographic field or expression and returns the memory size (number of bytes) that the geometry field takes.

sample By default CovarPop returns the general population covariance. However, if sample=True, the return value will be the sample population covariance.

class RegrSXX(y, x) [source] Returns sum(x^2) - sum(x)^2/N (“sum of squares” of the independent variable) as a float, or None if there aren’t any matching rows.

InlineModelAdmin.get_formset(request, obj=None, **kwargs) Returns a BaseInlineFormSet class for use in admin add/change views. See the example for ModelAdmin.get_formsets_with_inlines.

__init__(request) Sets the name and domain attributes to the value of get_host().

geom_name Returns the name of the type of this geometry: >>> polygon.geom_name 'POLYGON'