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[英]ConfigParser.MissingSectionHeaderError when parsing rsyncd config file with global options
[英]ConfigParser.MissingSectionHeaderError when reading config file Python
我正在嘗試在python中使用ConfigParser從配置文件params.txt中讀取一些值,但一直收到MissingSectionHeadError
我有一個文件params.txt:
[all]
zigzag = 0.08
fractal = 0.03
rng_length = 1000
stp = 100
和以下代碼:
parser = cp.SafeConfigParser()
g = open(params, 'r')
g.readline()
parser.readfp(g)
print parser.getfloat('all', zigzag)
我在哪里收到此錯誤:
Traceback (most recent call last):
File "deadrabbit_console_0-1.py", line 166, in <module>
DRconsole().cmdloop()
File "/usr/lib/python2.7/cmd.py", line 142, in cmdloop
stop = self.onecmd(line)
File "/usr/lib/python2.7/cmd.py", line 221, in onecmd
return func(arg)
File "deadrabbit_console_0-1.py", line 127, in do_load_data
get_data(series, params)
File "deadrabbit_console_0-1.py", line 115, in get_data
parser.readfp(g)
File "/usr/lib/python2.7/ConfigParser.py", line 324, in readfp
self._read(fp, filename)
File "/usr/lib/python2.7/ConfigParser.py", line 512, in _read
raise MissingSectionHeaderError(fpname, lineno, line)
ConfigParser.MissingSectionHeaderError: File contains no section headers.
file: /home/baconwichsand/Documents/Dead Rabbit/params.txt, line: 1
'zigzag = 0.08\n'
怎么了?
由於某些原因,您正在執行以下操作:
g.readline()
在將文件傳遞給readfp
。 這將讀取包含[all]
的行,因此,當SafeConfigParser
讀取文件時,它將不會讀取節標題,並且您會收到該錯誤。 要解決它,只需不調用readline()
:
In [4]: parser = cp.SafeConfigParser()
...: with open('data.ini', 'r') as g:
...: parser.readfp(g)
...: print(parser.getfloat('all', 'zigzag'))
0.08
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