使用python将结果保存为YAML文件开发者社区

文章/答案/技术大牛

发布

Matrix
[[  1.00665266e+03   0.00000000e+00   5.08285432e+02]
 [  0.00000000e+00   1.01086937e+03   3.45995536e+02]
 [  0.00000000e+00   0.00000000e+00   1.00000000e+00]]

fname = "calibrationC300.yaml"
data = dict(
    Matrix = mtx,
with open(fname, "w") as f:
    yaml.dump(data, f, default_flow_style=False)

Matrix: !!python/object/apply:numpy.core.multiarray._reconstruct
  args:
  - &id001 !!python/name:numpy.ndarray ''
  - !!python/tuple [0]
  state: !!python/tuple
  - !!python/tuple [3, 3]
  - !!python/object/apply:numpy.dtype
    args: [f8, 0, 1]
    state: !!python/tuple [3, <, null, null, null, -1, -1, 0]
  - false
  - !!binary |
    cWM87e1YkEAAAAAAAAAAAIUEEyb5SH1AAAAAAAAAAACp/Z3yc2qQQFv0vPqb5nZAAAAAAAAAAAAA
    AAAAAAAAAAAAAAAAAPA/

print(yaml.dump({'test': 1, 'data':float(0.2)}, default_flow_style=False))
print(yaml.dump({'test': 2, 'data':numpy.float64(0.2)}, default_flow_style=False))

data: 0.2
test: 1
data: !!python/object/apply:numpy.core.multiarray.scalar
- !!python/object/apply:numpy.dtype
  args:
  state: !!python/tuple
  - null
  - null
  - null
- !!binary |
  mpmZmZmZyT8=
test: 2

import ruamel.yaml
import numpy
import pprint
mtx = [[1.00665266e+03, 0.00000000e+00, 5.08285432e+02],
       [0.00000000e+00, 1.01086937e+03, 3.45995536e+02],
       [0.00000000e+00, 0.00000000e+00, 1.00000000e+00],]
data = dict(Matrix=mtx)
yaml_str = ruamel.yaml.dump(data, default_flow_style=False)
data = ruamel.yaml.load(yaml_str)
print(data)

{'Matrix': [[1006.65266, 0.0, 508.285432], [0.0, 1010.86937, 345.995536], [0.0, 0.0, 1.0]]}

ruamel.yaml.round_trip_dump(data, sys.stdout)

Matrix:
- - 1006.65266
  - 0.0
  - 508.285432

问 使用python将结果保存为YAML文件 EN

回答 3

Stack Overflow用户

Stack Overflow用户