Pandas แถวและสดมภ์
รหัสตัวอย่าง
pandas แถวข้อมูลเพื่อ webform
def _getFields(obj, tree=None, retval=None, fileobj=None):
fieldAttributes = {'/FT': 'Field Type', '/Parent': 'Parent', '/T': 'Field Name',
'/TU': 'Alternate Field Name', '/TM': 'Mapping Name', '/Ff': 'Field Flags',
'/V': 'Value', '/DV': 'Default Value'}
if retval is None:
retval = OrderedDict()
catalog = obj.trailer["/Root"]
if "/AcroForm" in catalog:
tree = catalog["/AcroForm"]
else:
return None
if tree is None:
return retval
obj._checkKids(tree, retval, fileobj)
for attr in fieldAttributes:
if attr in tree:
obj._buildField(tree, retval, fileobj, fieldAttributes)
break
if "/Fields" in tree:
fields = tree["/Fields"]
for f in fields:
field = f.getObject()
obj._buildField(field, retval, fileobj, fieldAttributes)
return retval
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