techu.libraries.generic

techu.libraries.generic.E(code=500, **kwargs)

Return an HttpResponse with error code.

techu.libraries.generic.R(data, request=None, **kwargs)

Return a successful, normal HttpResponse (status code 200).

Serializes by default any object passed.

Passing the GET/POST parameter pretty=1 will result in pretty-printed output.

class techu.libraries.generic.Serializer(skipkeys=False, ensure_ascii=True, check_circular=True, allow_nan=True, sort_keys=False, indent=None, separators=None, encoding='utf-8', default=None)

JSON serializer for list, dict and QuerySet objects.

default(o)

Default serializer method. Enables QuerySet & datetime support.

techu.libraries.generic.cursorfetchall(cursor)

Returns all rows from a DB cursor as a dictionary

techu.libraries.generic.debug(r)

Raise exception so that passes through the Exception logging middleware.

techu.libraries.generic.filter_list(r, fields)

Filter conditions from a request and create an appropriate dictionary which is passed to filter as kwargs.

Example:

filter_list(r, { ‘name’ : ‘startswith’, ‘section’ : None })

Passing None will use __exact as an operator.

techu.libraries.generic.identq(s)

Quote an SQL identifier.

techu.libraries.generic.is_model(o)

Check if a variable is instance of Model. Returns Boolean.

techu.libraries.generic.is_queryset(o)

Check if a variable is QuerySet. Returns Boolean.

techu.libraries.generic.is_queued(request)

Check if a request requires operation queueing. Returns Boolean.

techu.libraries.generic.model_fields(model, r)

Filter values from dictionary parameter r which are fields of the model parameter model.

Returns dictionary with the model field values and fields as keys.

techu.libraries.generic.model_to_dict(instance, fields_only=[])

Convert a model instance to dictionary.

Use fields_only parameter to narrow down the returned field values.

techu.libraries.generic.redis_client()

Return a Redis 2.6 client instance

techu.libraries.generic.regex_check(s, r='[^a-zA-Z0-9\\-_]+')

Regex check for ASCII letters & digits, dash & underscore

techu.libraries.generic.request_data(req)

Combine GET & POST dictionaries. POST has higher priority.

If request contains data parameter then it is unserialized from JSON format and the result is returned.