Validates the given value and returns its "cleaned" value as an appropriate Python object. Raises ValidationError for any er

Returns a rectangular region from this image. The box is a 4-tuple defining the left, upper, right, and lower pixel coordinat

Returns a dictionary of variables to put in the template context for *every* page in the admin site.

Try to execute this command, performing system checks if needed (as controlled by the ``requires_system_checks`` attribute, except if

Generates a function that returns a Geometry either by reference or directly (if the return_geom keyword is set to True).

Imports applications and returns an app config for the given label. Raises LookupError if no application exists with this label.

Return the HTTP host using the environment or request headers.

Returns the first alias for this query, after increasing its reference count.

Insert an OptionGroup at a given position.

Returns all named result keys and values as a list of tuples.

D.pop(k[,d]) -> v, remove specified key and return the corresponding value. If key is not found, d is returned if given, otherwise KeyError

Returns (line, col) of the current position in the stream.

Define the name that can be used to identify this related object in a table-spanning query.

od.setdefault(k[,d]) -> od.get(k,d), also set od[k]=d if k not in od

Sleep between retry attempts using an exponential backoff. By default, the backoff factor is 0 and this method will return immediate

Translates the geometry to a new location using the given numeric parameters as offsets.

Returns the value of this field in the given model instance.

A word-wrap function that preserves existing line breaks. Expects that existing line breaks are posix newlines. All white space is prese

New ChainMap or subclass with a new copy of maps[0] and refs to maps[1:]

Decodes the object input and returns a tuple (output object, length consumed). input must be an object which provides the bf

Applies the function (which should take one argument) to each pixel in the given image. If the image has more than one band, the same fun

Run the query against the database and returns the result(s). The return value is a single data item if result_type is SINGLE, or an

Get a database connection by name, or the default database connection if no name is provided. This is a private API.

A context manager which will cause the log output to be indented for any log messages emitted inside it.

Turns any callable into a lazy evaluated callable. You need to give result classes or types -- at least one is needed so that the automatic f

Send a message to the user. The default implementation posts a message using the django.contrib.messages backend. Exposes al

Convert a path to its canonical, case-normalized, absolute version.

Convert a number field to a python number.

Convert a number field to a python number.

Get the next random number in the range [0.0, 1.0).

Sends the email message.

Wrapper around six.text_type to convert None to empty string

Always return a unicode path.

Returns the value for this BoundField, using the initial value if the form is not bound or the data otherwise.

Arguments: * name: the name of the field this expression references

Internal helper function to return fields of the model. * If forward=True, then fields defined on this model are returned. *

Returns True if adding filters to this instance is still possible. Typically, this means no limits or offsets have been put on the r

Returns a shallow copy of this object.

Deep copy operation on arbitrary Python objects. See the module's __doc__ string for more info.

Returns a Geometry representing the points making up this Geometry that do not make up other.

This method is a generic handler for emitting the tags. It also sets the state to "data" because that's what's needed after a token has been

Returns a boolean indicating whether the set of points in this Geometry are empty.

Convert a dictionary of attributes to a single string. The returned string will contain a leading space followed by key="value", XML-styl

Returns true if this field's SRID corresponds with a coordinate system that uses non-projected units (e.g., latitude/longitude).

Returns True if the given request has permission to change the given Django model instance, the default implementation doesn't examin

Returns all leaf nodes - that is, nodes with no dependents in their app. These are the "most current" version of an app's schema.

Pastes another image into this image. The box argument is either a 2-tuple giving the upper left corner, a 4-tuple defining the

Release the lock. If the file is not locked, raise NotLocked.

Set the stream's file pointer to pos. Negative seeking is forbidden.

Return size bytes from stream. If internal buffer is empty, read another block from the stream.

Return size bytes from stream. If internal buffer is empty, read another block from the stream.

Queues a message to be stored. The message is only queued if it contained something and its level is not less than the recor

Returns a numpy array for the LineString.

* Support testing using an element * @param {Function} fn Passed the created div and expects a boolean result

Closes the connection to the database.