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pyln: Do not rstrip() the return value of .append()

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This was causing the following error

```
Exception in thread Thread-553:
Traceback (most recent call last):
  File "/usr/lib/python3.6/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/lib/python3.6/threading.py", line 864, in run
    self._target(*self._args, **self._kwargs)
  File "/tmp/cirrus-ci-build/contrib/pyln-testing/pyln/testing/utils.py", line 232, in tail
    self.err_logs.append(line.rstrip().decode('UTF-8', 'replace')).rstrip()
AttributeError: 'NoneType' object has no attribute 'rstrip'

[gw5] [ 33%] FAILED tests/test_misc.py::test_bitcoin_failure
```

Notice the second call to `.rstrip()` on the return value of `.append()`
This commit is contained in:
Christian Decker 2020-12-18 10:50:49 +01:00
parent b3fd47e5f6
commit dbb83a1bc3
1 changed files with 5 additions and 1 deletions
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6
contrib/pyln-testing/pyln/testing/utils.py
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@ -227,9 +227,13 @@ class TailableProc(object):
if self.proc.stderr:
for line in iter(self.proc.stderr.readline, ''):
if line is None or len(line) == 0:
break
self.err_logs.append(line.rstrip().decode('UTF-8', 'replace')).rstrip()
line = line.rstrip().decode('UTF-8', 'replace')
self.err_logs.append(line)
self.proc.stderr.close()
def is_in_log(self, regex, start=0):