2017-09-17 18:42:53 +02:00
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import rlcompleter
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2019-04-28 04:05:45 +02:00
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import sys
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import os
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# From https://github.com/python/cpython/blob/v3.7.0b5/Lib/site.py#L436
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# Changing the history file
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def register_readline():
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import atexit
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try:
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import readline
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import rlcompleter
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except ImportError:
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return
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# Reading the initialization (config) file may not be enough to set a
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# completion key, so we set one first and then read the file.
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readline_doc = getattr(readline, '__doc__', '')
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if readline_doc is not None and 'libedit' in readline_doc:
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readline.parse_and_bind('bind ^I rl_complete')
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else:
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readline.parse_and_bind('tab: complete')
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try:
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readline.read_init_file()
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except OSError:
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# An OSError here could have many causes, but the most likely one
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# is that there's no .inputrc file (or .editrc file in the case of
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# Mac OS X + libedit) in the expected location. In that case, we
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# want to ignore the exception.
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pass
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if readline.get_current_history_length() == 0:
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# If no history was loaded, default to .python_history.
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# The guard is necessary to avoid doubling history size at
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# each interpreter exit when readline was already configured
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# through a PYTHONSTARTUP hook, see:
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# http://bugs.python.org/issue5845#msg198636
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history = os.path.join(os.path.expanduser('~'),
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'.cache/python_history')
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try:
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readline.read_history_file(history)
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except OSError:
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pass
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atexit.register(readline.write_history_file, history)
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sys.__interactivehook__ = register_readline
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