Clean python 2 artifacts. Fix #826 #827
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* `IOError` is `OSError` in python3 * `io.open` -> `open` * `return str()` -> `return ''` directly * direct `super()` call * do not subclass `object`
davidbrochart
approved these changes
Dec 22, 2021
Co-authored-by: David Brochart <david.brochart@gmail.com>
ipykernel/zmqshell.py
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| @@ -378,7 +378,7 @@ def connect_info(self, arg_s): | |||
| print ("Paste the above JSON into a file, and connect with:\n" | |||
| " $> jupyter <app> --existing <file>\n" | |||
| "or, if you are local, you can connect with just:\n" | |||
| " $> jupyter <app> --existing {0}\n" | |||
| f" $> jupyter <app> --existing {connection_file}\n" | |||
| "or even just:\n" | |||
| " $> jupyter <app> --existing\n" | |||
| "if this is the most recent Jupyter kernel you have started.".format( | |||
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You also need to remove .format(connection_file).
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it was removed, like almost all other format calls in next commit
f-strings is faster, than `str().format`
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IOErrorisOSErrorin python3io.open->openreturn str()->return ''directlysuper()callobject