本文整理匯總了Python中django.contrib.gis.gdal.geometries.GEO_CLASSES屬性的典型用法代碼示例。如果您正苦於以下問題：Python geometries.GEO_CLASSES屬性的具體用法？Python geometries.GEO_CLASSES怎麽用？Python geometries.GEO_CLASSES使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類django.contrib.gis.gdal.geometries的用法示例。
在下文中一共展示了geometries.GEO_CLASSES屬性的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: ogrinfo
# 需要導入模塊: from django.contrib.gis.gdal import geometries [as 別名]
# 或者: from django.contrib.gis.gdal.geometries import GEO_CLASSES [as 別名]
def ogrinfo(data_source, num_features=10):
"""
Walks the available layers in the supplied `data_source`, displaying
the fields for the first `num_features` features.
"""
# Checking the parameters.
if isinstance(data_source, str):
data_source = DataSource(data_source)
elif isinstance(data_source, DataSource):
pass
else:
raise Exception('Data source parameter must be a string or a DataSource object.')
for i, layer in enumerate(data_source):
print("data source : %s" % data_source.name)
print("==== layer %s" % i)
print(" shape type: %s" % GEO_CLASSES[layer.geom_type.num].__name__)
print(" # features: %s" % len(layer))
print(" srs: %s" % layer.srs)
extent_tup = layer.extent.tuple
print(" extent: %s - %s" % (extent_tup[0:2], extent_tup[2:4]))
print("Displaying the first %s features ====" % num_features)
width = max(*map(len, layer.fields))
fmt = " %%%ss: %%s" % width
for j, feature in enumerate(layer[:num_features]):
print("=== Feature %s" % j)
for fld_name in layer.fields:
type_name = feature[fld_name].type_name
output = fmt % (fld_name, type_name)
val = feature.get(fld_name)
if val:
if isinstance(val, str):
val_fmt = ' ("%s")'
else:
val_fmt = ' (%s)'
output += val_fmt % val
else:
output += ' (None)'
print(output) 示例2: ogrinfo
# 需要導入模塊: from django.contrib.gis.gdal import geometries [as 別名]
# 或者: from django.contrib.gis.gdal.geometries import GEO_CLASSES [as 別名]
def ogrinfo(data_source, num_features=10):
"""
Walks the available layers in the supplied `data_source`, displaying
the fields for the first `num_features` features.
"""
# Checking the parameters.
if isinstance(data_source, str):
data_source = DataSource(data_source)
elif isinstance(data_source, DataSource):
pass
else:
raise Exception('Data source parameter must be a string or a DataSource object.')
for i, layer in enumerate(data_source):
print("data source : %s" % data_source.name)
print("==== layer %s" % i)
print(" shape type: %s" % GEO_CLASSES[layer.geom_type.num].__name__)
print(" # features: %s" % len(layer))
print(" srs: %s" % layer.srs)
extent_tup = layer.extent.tuple
print(" extent: %s - %s" % (extent_tup[0:2], extent_tup[2:4]))
print("Displaying the first %s features ====" % num_features)
width = max(*map(len, layer.fields))
fmt = " %%%ss: %%s" % width
for j, feature in enumerate(layer[:num_features]):
print("=== Feature %s" % j)
for fld_name in layer.fields:
type_name = feature[fld_name].type_name
output = fmt % (fld_name, type_name)
val = feature.get(fld_name)
if val:
if isinstance(val, str):
val_fmt = ' ("%s")'
else:
val_fmt = ' (%s)'
output += val_fmt % val
else:
output += ' (None)'
print(output)
# For backwards compatibility. 示例3: ogrinfo
# 需要導入模塊: from django.contrib.gis.gdal import geometries [as 別名]
# 或者: from django.contrib.gis.gdal.geometries import GEO_CLASSES [as 別名]
def ogrinfo(data_source, num_features=10):
"""
Walks the available layers in the supplied `data_source`, displaying
the fields for the first `num_features` features.
"""
# Checking the parameters.
if isinstance(data_source, str):
data_source = DataSource(data_source)
elif isinstance(data_source, DataSource):
pass
else:
raise Exception('Data source parameter must be a string or a DataSource object.')
for i, layer in enumerate(data_source):
print("data source : %s" % data_source.name)
print("==== layer %s" % i)
print(" shape type: %s" % GEO_CLASSES[layer.geom_type.num].__name__)
print(" # features: %s" % len(layer))
print(" srs: %s" % layer.srs)
extent_tup = layer.extent.tuple
print(" extent: %s - %s" % (extent_tup[0:2], extent_tup[2:4]))
print("Displaying the first %s features ====" % num_features)
width = max(*map(len,layer.fields))
fmt = " %%%ss: %%s" % width
for j, feature in enumerate(layer[:num_features]):
print("=== Feature %s" % j)
for fld_name in layer.fields:
type_name = feature[fld_name].type_name
output = fmt % (fld_name, type_name)
val = feature.get(fld_name)
if val:
if isinstance(val, str):
val_fmt = ' ("%s")'
else:
val_fmt = ' (%s)'
output += val_fmt % val
else:
output += ' (None)'
print(output)
# For backwards compatibility.