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| author | setrofim <setrofim@gmail.com> | 2017-10-12 16:34:48 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-10-12 16:34:48 +0100 |
| commit | 16d5e0b6a78c676449596b3bae41ff65979b4181 (patch) | |
| tree | 001ae8836cf72f0b0d5a3799cba3947b5a31754e | |
| parent | 9837b4012bcf94d1fe97361e4fe0d50229428ea3 (diff) | |
| parent | 4a6aacef992e1d5b78f9d80004936fb540740bf5 (diff) | |
| download | devlib-16d5e0b6a78c676449596b3bae41ff65979b4181.tar.gz | |
Merge pull request #192 from derkling/acme_fix_iio-capture_release
Instrument/Acmecape: ensure iio-capture termination
| -rw-r--r-- | devlib/instrument/acmecape.py | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/devlib/instrument/acmecape.py b/devlib/instrument/acmecape.py index 818094f..5c10598 100644 --- a/devlib/instrument/acmecape.py +++ b/devlib/instrument/acmecape.py @@ -58,6 +58,12 @@ class AcmeCapeInstrument(Instrument): self.add_channel('device', 'current') self.add_channel('timestamp', 'time_ms') + def __del__(self): + if self.process and self.process.pid: + self.logger.warning('killing iio-capture process [%d]...', + self.process.pid) + self.process.kill() + def reset(self, sites=None, kinds=None, channels=None): super(AcmeCapeInstrument, self).reset(sites, kinds, channels) self.raw_data_file = tempfile.mkstemp('.csv')[1] @@ -98,6 +104,7 @@ class AcmeCapeInstrument(Instrument): .format(self.process.returncode, output)) if not os.path.isfile(self.raw_data_file): raise HostError('Output CSV not generated.') + self.process = None def get_data(self, outfile): if os.stat(self.raw_data_file).st_size == 0: |