def format_field(self, value, spec):
if ':' not in spec:
return super(RenderingFormatter, self).format_field(
self.render(value),
spec
)
ind, sep, fmt = spec.split(':')
if sep == '\\n':
sep = '\n'
if not ind:
ind = 0
mult = 0
elif '*' in ind:
ind, mult = ind.split('*')
else:
mult = 4
ind = int(ind)
mult = int(mult)
if not fmt:
fmt = '%s'
if isiter(value):
return indent(sep.join(fmt % self.render(v) for v in value), ind, mult)
else:
return indent(fmt % self.render(value), ind, mult)
def render(item, join='', **fields):
""" Render the given item
"""
if item is None:
return ''
elif isinstance(item, strtype):
return item
elif isinstance(item, Renderer):
return item.render(join=join, **fields)
elif isiter(item):
return join.join(render(e, **fields) for e in iter(item) if e is not None)
elif isinstance(item, (int, float)):
return item
else:
return ustr(item)