Operator Precedence，operatorprecedence,#--+--------
Operator Precedence，operatorprecedence,#--+--------
#--+--------------------+------------------------# | Operator | Description#--+--------------------+------------------------# lambda | Lambda Expression# or | Boolean OR# and | Boolean AND# not x | Boolean NOT# in, not in | Membership tests# is, is not | Identity tests# <, <=, >, >=, !=, ==| Comparisons# | | Bitwise OR# ^ | Bitwise XOR# & | Bitwise AND# <<, >> | Shifts# +, - | Addition and subtraction# *, /, % | Multiplication, Division and Remainder# +x, -x | Positive, Negative# ~x | Bitwise NOT# ** | Exponentiation# x.attribute | Attribute reference# x[index] | Subscription# x[index:index] | Slicing# f(arguments ...) | Function call# (expressions, ...) | Binding or tuple display# [expressions, ...] | List display# {key:datum, ...} | Dictionary display# 'expressions, ... | String conversion- Raise exception and catch it，raiseexception,def err():
- Effects of Setting the Default Encoding，effectsencodin
- Use the unicode() function produce a corresponding Unico
- Key action: keypressed，actionkeypressed,from Tkinter
- Image button mouse action: mouse in, out and rollover，
- Mouse events on a frame: Mouse entered，eventsentered,f
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- Raise exception and catch it，raiseexception,def err():
- Effects of Setting the Default Encoding，effectsencoding,import sys
- Use the unicode() function produce a corresponding Unicode string fro
- Key action: keypressed，actionkeypressed,from Tkinter
- Image button mouse action: mouse in, out and rollover，mouserollover
- Mouse events on a frame: Mouse entered，eventsentered,from Tkinter
- Mouse events on a frame: Mouse left，mouseevents,from Tkinter
- Mouse events on a frame: Mouse，mouseevents,from Tkinter
- Mouse button differentiation: center button clic，,from Tkinter
- Mouse Double click，mousedoubleclick,from Tkinter
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