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C:\tmp\djt\mysite>manage shell |
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Could not open file <shell> for safe execution. |
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Python 2.4 (#60, Feb 9 2005, 19:03:27) [MSC v.1310 32 bit (Intel)] |
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Type "copyright", "credits" or "license" for more information. |
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IPython 0.7.1.fix1 -- An enhanced Interactive Python. |
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? -> Introduction to IPython's features. |
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%magic -> Information about IPython's 'magic' % functions. |
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help -> Python's own help system. |
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object? -> Details about 'object'. ?object also works, ?? prints more. |
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In [1]: from mytest.models import * |
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In [2]: m = mymodel.objects.get(id=1) |
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In [3]: m |
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Out[3]: <mymodel: mymodel object> |
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In [4]: m.submodel.count() |
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--------------------------------------------------------------------------- |
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exceptions.TypeError Traceback (most recent ca |
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last) |
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C:\tmp\djt\mysite\<ipython console> |
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C:\Python24\lib\site-packages\django\db\models\manager.py in count(self) |
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52 |
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53 def count(self): |
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---> 54 return self.get_query_set().count() |
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55 |
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56 def dates(self, *args, **kwargs): |
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C:\Python24\lib\site-packages\django\db\models\query.py in count(self) |
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184 counter._limit = None |
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185 counter._select_related = False |
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--> 186 select, sql, params = counter._get_sql_clause() |
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187 cursor = connection.cursor() |
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188 if self._distinct: |
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C:\Python24\lib\site-packages\django\db\models\query.py in _get_sql_clause(sel |
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407 |
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408 # Convert self._filters into SQL. |
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--> 409 tables2, joins2, where2, params2 = self._filters.get_sql(opts) |
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410 tables.extend(tables2) |
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411 joins.update(joins2) |
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C:\Python24\lib\site-packages\django\db\models\query.py in get_sql(self, opts) |
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538 tables, joins, where, params = [], SortedDict(), [], [] |
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539 for val in self.args: |
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--> 540 tables2, joins2, where2, params2 = val.get_sql(opts) |
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541 tables.extend(tables2) |
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542 joins.update(joins2) |
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C:\Python24\lib\site-packages\django\db\models\query.py in get_sql(self, opts) |
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587 |
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588 def get_sql(self, opts): |
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--> 589 return parse_lookup(self.kwargs.items(), opts) |
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590 |
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591 class QNot(Q): |
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C:\Python24\lib\site-packages\django\db\models\query.py in parse_lookup(kwarg_it |
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ems, opts) |
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695 raise TypeError, "Cannot parse keyword query %r" % kwarg |
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696 |
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--> 697 tables2, joins2, where2, params2 = lookup_inner(path, clause |
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, value, opts, opts.db_table, None) |
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698 tables.extend(tables2) |
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699 joins.update(joins2) |
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C:\Python24\lib\site-packages\django\db\models\query.py in lookup_inner(path, cl |
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ause, value, opts, table, column) |
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798 raise |
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799 else: # No match found. |
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--> 800 raise TypeError, "Cannot resolve keyword '%s' into field" % name |
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801 |
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802 # Check to see if an intermediate join is required between current_t |
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able |
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TypeError: Cannot resolve keyword 'mymodel' into field |
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