python execfile

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Eval, exec, execfile, and compile in Python [reprint]

The eval (STR [, globals [, locals]) function evaluates the string 'str' as a valid Python expression and returns the calculation result. Similarly, the exec statement executes the string STR as a valid Python code. The namespace provided to the

Python in eval, exec, execfile, and compile (reprint)

This log is reproduced, the original link: http://skandgjxa.blog.163.com/blog/static/1415298201010262403483/eval (str [, Globals [, locals]]) function treats the string str as a valid Python tableTo evaluate the value and return the result of the

Python in eval, exec, execfile, and compile

The eval (str [, Globals [, locals]) function evaluates the string str as a valid Python expression and returns the result of the calculation.Similarly, the EXEC statement executes the string str as valid Python code. The namespace of the code

Python's function usage execfile ()

#-*-coding:utf-8-*-#python#Xiaodeng#Python's function usage execfile ()#execfile ()#Description: Used to execute a file relative to the double-click Effect" "execfile (...) ExecFile (filename[, globals[, locals]) FileName: filename Globals: Global

Python executes the string expression function (eval exec execfile), evalexecfile

Python executes the string expression function (eval exec execfile), evalexecfile After careful study, I learned three functions:Eval: calculates the expression in the string.Exec: Execute the statement in the stringExecfile: used to execute a

Eval (), exec (), execfile (), evalexecexecfile

Eval (), exec (), execfile (), evalexecexecfile Eval(Expression[,Globals[,Locals]) The eval () function executes a python expression string and returns the result after the expression is executed: >>> x = 1>>> eval('x + 1')2 ExpressionThe parameter

Eval, exec, execfile

#-*-coding:utf-8-*-#python#Xiaodeng#http://blog.csdn.net/azhao_dn/article/details/6921654#Eval#processing a string as a valid Python expression#exec:#execute the string as a valid Python code, note that this is a valid code instead of an

Python executes a string expression function (eval exec execfile) _python

After careful study, I learned three functions:Eval: Evaluating an expression in a stringEXEC: Executing a statement in a stringExecFile: Used to execute a file It should be noted that EXEC is a statement, while Eval () and execfile () are built-in

Summary of python built-in functions

1. abs (x) The abs () function returns the absolute value of a number (common, long, or floating point. If a plural number is given, the return value is the modulo of the plural number. For example: >>> Print abs (-2, 4) 2.4 >>> Print abs (4 + 2j)

Python learning notes -- Using the Python Interpreter

Using the Python Interpreter 2.1. Invoking the Interpreter notebook ¶ The Python interpreter is usually installed as/usr/local/bin/python on those machines where it is available; putting/usr/local/bin in your Unix shell's search path makes it

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