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b940e113bf
(a) "except E, V" -> "except E as V" (b) V is now limited to a simple name (local variable) (c) V is now deleted at the end of the except block
30 lines
699 B
Python
Executable file
30 lines
699 B
Python
Executable file
# This is about all it requires to write a wish shell in Python!
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import _tkinter
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import os
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import sys
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tk = _tkinter.create(os.environ['DISPLAY'], 'wish', 'Tk', 1)
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tk.call('update')
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cmd = ''
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while 1:
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if cmd: prompt = ''
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else: prompt = '% '
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try:
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sys.stdout.write(prompt)
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sys.stdout.flush()
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line = sys.stdin.readline()
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except EOFError:
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break
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cmd = cmd + (line + '\n')
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if tk.getboolean(tk.call('info', 'complete', cmd)):
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tk.record(line)
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try:
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result = tk.call('eval', cmd)
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except _tkinter.TclError as msg:
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print 'TclError:', msg
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else:
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if result: print result
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cmd = ''
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