Python整理一

---コンテンツの復元開始---
Python(pailen)は最近この言語を勉強していますが、実は数年前にperlを勉強していたときからこの言語があることを知っていました.perlを話している本の後ろでpythonを勉強することをお勧めし、2章の入門も添付しています.その時初めて見たらperlに似ていた.
ここ数日pythonの基本的なことを学んで、整理してみました.次のようになります.

#!/usr/bin/python
'''
    3.XX  ,   UTF-8,     .
'''
#coding=utf-8

'''    , Perl      #     ,         3    '''

print("1. Mirror,python Helloworld  .");
print();

print("2. '''    , Perl      #     ,         3    '''");
print();

print("3. Hello World!");
print();

print("4.   ,  !");
print();

print("5. python  :3.xx");
print();

print("6.    ");
a,b,c=1,"Mirror",1.13;
print("a,b,c=1,\"Mirror\",1.17; #       ,      ,      . perl  ");
print("    ");
print();
print("a=",a);
print("b=",b);
print("c=",c);

print();
print("7.       ");
print("str=my name is mirrortom.        ~!@#$%^&*()_+|?/\\");
print("  :  name  .str[3:8],  3( )   8(  )");
str='my name is mirrortom.        ~!@#$%^&*()_+|?/\\';
print(str[3:8]);
print("     :         str * 2");
print(str * 2);

print();
print("8.  del        ,     C       ?");
print("-1.name = 'mirror';sex=0;","
-2.del name,sex","
-3.print(name,sex)");
print("NameError: name 'name' is not defined",' 3 :    ,      ');

print();
print("9.  ,python     []",'           , perl   .');
list=['1str',2,'3str','mirrortom'];
print (list);
print (list[0]);
print (list[1]);
print (list[2]);
print (list[3]);
print("    :print (list[4])",'list index out of range,         ');

print();
print("9.  :tuple [t^pl]       ,       ,          .     ,        ,            ");
print("  :data=('1str',2,'3str','mirrortom')");
tupledata=('1str',2,'3str','mirrortom')
print(tupledata);
print(tupledata[0]);
print(tupledata[1]);
print(tupledata[2]);
print(tupledata[3]);
print(tupledata*2);

print();
print("10.   dictionary,     ,   .     json   .");
print("  :　dict={'name':'mirror','sex':' '}
 print(dict)");
dict={'name':'mirror','sex':' '};
print (dict);
print(dict['name']);
print("print(dict['name']);")
print(dict['name']);

print();
print("11.      ");
print("           ,         ");
print(" :     int(a)      long(a):3.xx       long ,    int");
print("a='1';print(int(a));print(float(a));");
a="1";
print(int(a));
print(float(a));
print("         :a='a';print(ord(a));");
a='a';
print(ord(a));

print();
print("12.    //          .         ,");
print("  :19//3");
print(19//3);
print(" :19/3.         //");
print(19/3);
print("  (     ):19%3");
print(19%3);

print();
print("13.     .       .    ");
print("== != <> > < <= >=",'  <>   3.XX        .');

print();
print("14.     .       ");
print("= += -= *= /= %= **= //=");
print(" :a,b=3,4;a+=b;print(a);a//=b;print(a)");
a,b=3,4;
a+=b;
print(a);
a//=b;
print(a);

print();
print("15.    .& | ^ ~           << >>    .");
print("           .       .");

print();
print("16.      and or not      ");
print("a,b=3,5;print(a and b);print(a or b);print(not not b);");
a,b=3,5;
print(a and b);
print(a or b);
print(not not b);

print();
print("17.      in not in    SQL     .python   .  .");

print();
print("18.      is  is not                   .");
print(" :a=b=1;print(a is b);
c=d='mirror';print(c is d)
a=1;b='1';print(a is b);
c='mirror';d='mirror'");
a=b=1;
c=d='mirror';
print(a is b);
print(c is d);
a=1;b='1';
print(a is b);
c='mirror';d='mirror';
print(c is d);
print("        ,      ,   C#      .print(id(a));");
print(id(a));
print("      print(id(1));print(id('mirror'));print(id(a));         ");
print(id(1));print(id('mirror'));print(id(a));

print();
print("19.if   .              , if           .      ,         .     .");
print(" :  if      ,      ,        ,             
if 0==1:
\tprint('0==1');
\tprint('false')");

if 0!=1:
    print ('0!=1');
    print('false');
print("      ,          ,  ");
print("if 0==1:
\tprint('0==1')
print('true');"); 
if 0==1:
    print ('0==1');
print('true #        print,        .      IF     ');
print("             ,    ,     
if(1==1):print('true');");
if(1==1):print('true #python   switch  ,    if xx: elif xx:');

print();
print("20.  .      , for   while    do while.");
print("i=1;
while i==1:
\ti+=1;
\tprint(i);");
i=1;
while i==1:
    i+=1;
    print (i,'#    2');
print("continue break                 .          ");
print("       ,else           ?          
while xx: 
\t.....;
\t.....;
else:
\t          else      ;");
print('           else      ,       ,     break     ,     else');

print();
print("for  :          foreach     : 
for var in ('1','2'):
\tprint(var)");
for i in ('1','2'):
    print(i);

print();
print("21.pass   .       ?
                    . :
if 1==1:
\tpass #     .");
if 1==1:
    pass
print("      ,      .   .  python          ,        ,         .")
print(":(          ,      ,    pass         .         .");

print();
print('22.   .      randrange(0,5,1);           .
\t  :         ,        random     ,      random  import random');
print("import random;
print(random.randrange(0,5));     ");
import random;
print(random.randrange(0,5,1));
import math;
print('import math;
math.pi    #',math.pi);
print('math.e   #',math.e);

print();
print('23.    ');
print('\\            ,      ,      .
\\a             ');
print("r'\
'",'        r,     ,        .');
print(r'\\');

print();
print('24.     ,             .%(name)s       :%   ,name    ,s      .');
print("print (\"my name is %(name)s programAge %(pa)d years.\" %{'name':'mirror','pa':3}) ;");
print ("my name is %(name)s programAge %(pa)d years." %{"name":'mirror',"pa":3}) ;

print(":)  3.XX     C# string.format.   str.format().       ");
print("print(\"my name is {0} programAge {1}.\".format('mirror',3));")
print("      ,         .print(\"my name is {name} programAge {pa}.\".format(name='mirror',pa=3));");
print("my name is {0} programAge {1}.".format('mirror',3));
print("my name is {name} programAge {pa}.".format(name='mirror',pa=3));

print();
print("        ,         .        ");