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| author | Keelung Yang <keelung_yang@163.com> | 2018-07-26 15:27:26 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-07-26 15:27:26 +0800 |
| commit | 2a77846ee3e5a0c9fae7de02ec04609d46e6ef9e (patch) | |
| tree | ccb5a1b7968310336826fc81bcd3d41246d64f36 | |
| parent | a27715f322bb08b1fccffebab776c94df50057e9 (diff) | |
| download | pyserial-git-2a77846ee3e5a0c9fae7de02ec04609d46e6ef9e.tar.gz | |
Don't open port if self.port is not set while entering context manager
| -rw-r--r-- | serial/serialutil.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/serial/serialutil.py b/serial/serialutil.py index 2cce816..0ba0563 100644 --- a/serial/serialutil.py +++ b/serial/serialutil.py @@ -559,7 +559,7 @@ class SerialBase(io.RawIOBase): # context manager def __enter__(self): - if not self.is_open: + if self.port and not self.is_open: self.open() return self |