Last login: Wed Jan  7 13:54:51 on ttys001
odd% ipython
Python 2.7.6 (default, Sep  9 2014, 15:04:36) 
Type "copyright", "credits" or "license" for more information.

IPython 2.0.0 -- An enhanced Interactive Python.
?         -> Introduction and overview of IPython's features.
%quickref -> Quick reference.
help      -> Python's own help system.
object?   -> Details about 'object', use 'object??' for extra details.

In [1]: True
Out[1]: True

In [2]: False
Out[2]: False

In [3]: true
---------------------------------------------------------------------------
NameError                                 Traceback (most recent call last)
<ipython-input-3-74d9a83219ca> in <module>()
----> 1 true

NameError: name 'true' is not defined

In [4]: int(5.0)
Out[4]: 5

In [5]: int(5.5)
Out[5]: 5

In [6]: int(5.7)
Out[6]: 5

In [7]: int(-5.7)
Out[7]: -5

In [8]: a="this is a test"

In [9]: list(a)
Out[9]: ['t', 'h', 'i', 's', ' ', 'i', 's', ' ', 'a', ' ', 't', 'e', 's', 't']

In [10]: str(list(a))
Out[10]: "['t', 'h', 'i', 's', ' ', 'i', 's', ' ', 'a', ' ', 't', 'e', 's', 't']"

In [11]: "".join(list(a))
Out[11]: 'this is a test'

In [12]: " ".join(list(a))
Out[12]: 't h i s   i s   a   t e s t'

In [13]: "".join(["this","is","a","test"])
Out[13]: 'thisisatest'

In [14]: " ".join(["this","is","a","test"])
Out[14]: 'this is a test'

In [15]: a
Out[15]: 'this is a test'

In [16]: a.sort()
---------------------------------------------------------------------------
AttributeError                            Traceback (most recent call last)
<ipython-input-16-e7eb8b51a6fa> in <module>()
----> 1 a.sort()

AttributeError: 'str' object has no attribute 'sort'

In [17]: list(a).sort()

In [18]: b=list(a)

In [19]: b
Out[19]: ['t', 'h', 'i', 's', ' ', 'i', 's', ' ', 'a', ' ', 't', 'e', 's', 't']

In [20]: b.sort()

In [21]: b
Out[21]: [' ', ' ', ' ', 'a', 'e', 'h', 'i', 'i', 's', 's', 's', 't', 't', 't']

In [22]: "".join(b)
Out[22]: '   aehiisssttt'

In [23]: c={1,3,5,7,9,5,3,1}

In [24]: c
Out[24]: {1, 3, 5, 7, 9}

In [25]: list(c)
Out[25]: [7, 1, 3, 5, 9]

In [26]: int("123.5")
---------------------------------------------------------------------------
ValueError                                Traceback (most recent call last)
<ipython-input-26-d1e800498009> in <module>()
----> 1 int("123.5")

ValueError: invalid literal for int() with base 10: '123.5'

In [27]: int(123.5)
Out[27]: 123

In [28]: int("123")
Out[28]: 123

In [29]: int("123.5")
---------------------------------------------------------------------------
ValueError                                Traceback (most recent call last)
<ipython-input-29-d1e800498009> in <module>()
----> 1 int("123.5")

ValueError: invalid literal for int() with base 10: '123.5'

In [30]: float("123.5")
Out[30]: 123.5

In [31]: print 1+5+6
12

In [32]: print(1+5+6)
12

In [33]: len("this is a test")
Out[33]: 14

In [34]: len([1,2,3,4,5])
Out[34]: 5

In [35]: b
Out[35]: [' ', ' ', ' ', 'a', 'e', 'h', 'i', 'i', 's', 's', 's', 't', 't', 't']

In [36]: b.sort()

In [37]: "abc".sort()
---------------------------------------------------------------------------
AttributeError                            Traceback (most recent call last)
<ipython-input-37-2eb8b179dadd> in <module>()
----> 1 "abc".sort()

AttributeError: 'str' object has no attribute 'sort'

In [38]: input()
5+5+5
Out[38]: 15

In [39]: input()
this is a test
  File "<string>", line 1
    this is a test
                 ^
SyntaxError: unexpected EOF while parsing


In [40]: this is a test
  File "<ipython-input-40-e19c1283c925>", line 1
    this is a test
                 ^
SyntaxError: invalid syntax


In [41]: this is a test"
KeyboardInterrupt

In [41]: input()
"this is a test"
Out[41]: 'this is a test'

In [42]: raw_input()
this is a test
Out[42]: 'this is a test'

In [43]: raw_input()
123
Out[43]: '123'

In [44]: raw_input()
5+5+5
Out[44]: '5+5+5'

In [45]: raw_input("enter your name: ")
enter your name: steve
Out[45]: 'steve'

In [46]: range(10)
Out[46]: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]

In [47]: range(2,10)
Out[47]: [2, 3, 4, 5, 6, 7, 8, 9]

In [48]: range(2,10,2)
Out[48]: [2, 4, 6, 8]

In [49]: xrange(2,10,2)
Out[49]: xrange(2, 10, 2)

In [50]: print xrange(2,10,2)
xrange(2, 10, 2)

In [51]: list(xrange(2,10,2))
Out[51]: [2, 4, 6, 8]

In [52]: range(10)*2
Out[52]: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9]

In [53]: max([1,3,2,4,9,7])
Out[53]: 9

In [54]: b
Out[54]: [' ', ' ', ' ', 'a', 'e', 'h', 'i', 'i', 's', 's', 's', 't', 't', 't']

In [55]: b.reverse()

In [56]: b
Out[56]: ['t', 't', 't', 's', 's', 's', 'i', 'i', 'h', 'e', 'a', ' ', ' ', ' ']

In [57]: c=[1,3,7,5,4,2]

In [58]: c
Out[58]: [1, 3, 7, 5, 4, 2]

In [59]: sorted(c)
Out[59]: [1, 2, 3, 4, 5, 7]

In [60]: c
Out[60]: [1, 3, 7, 5, 4, 2]

In [61]: print b
['t', 't', 't', 's', 's', 's', 'i', 'i', 'h', 'e', 'a', ' ', ' ', ' ']

In [62]: print c
[1, 3, 7, 5, 4, 2]

In [63]: 56
Out[63]: 56

In [64]: print c,b,"alphabet"
[1, 3, 7, 5, 4, 2] ['t', 't', 't', 's', 's', 's', 'i', 'i', 'h', 'e', 'a', ' ', ' ', ' '] alphabet

In [65]: a="alphabet"

In [66]: a.find("p")
Out[66]: 2

In [67]: a.find("a")
Out[67]: 0

In [68]: a.find("z")
Out[68]: -1

In [69]: a.index("p")
Out[69]: 2

In [70]: a.index("z")
---------------------------------------------------------------------------
ValueError                                Traceback (most recent call last)
<ipython-input-70-b0ea1c4930f6> in <module>()
----> 1 a.index("z")

ValueError: substring not found

In [71]: a.find("a")
Out[71]: 0

In [72]: a.rfind("a")
Out[72]: 4

In [73]: "avsjhasvjfha afkabfkjasfbk ajdfbksdbfk"
Out[73]: 'avsjhasvjfha afkabfkjasfbk ajdfbksdbfk'

In [74]: "avsjhasvjfha afkabfkjasfbk ajdfbksdbfk".replace(" ","")
Out[74]: 'avsjhasvjfhaafkabfkjasfbkajdfbksdbfk'

In [75]: "avsjhasvjfha afkabfkjasfbk ajdfbksdbfk".replace("a","z")
Out[75]: 'zvsjhzsvjfhz zfkzbfkjzsfbk zjdfbksdbfk'

In [76]: "avsjhasvjfha afkabfkjasfbk ajdfbksdbfk".split()
Out[76]: ['avsjhasvjfha', 'afkabfkjasfbk', 'ajdfbksdbfk']

In [77]: "avsjhasvjfha afkabfkjasfbk    ajdfbksdbfk".split()
Out[77]: ['avsjhasvjfha', 'afkabfkjasfbk', 'ajdfbksdbfk']

In [78]: "123,456,789".split(",")
Out[78]: ['123', '456', '789']

In [79]: "the" in "this is a test of the"
Out[79]: True

In [80]: "the" in "this is a test of"
Out[80]: False

In [81]: "this is a test of".find("the")
Out[81]: -1

In [82]: 123 in [1,2,123,5]
Out[82]: True

In [83]: a={1,2,3}

In [84]: a.add(5)

In [85]: a
Out[85]: {1, 2, 3, 5}

In [86]: a.add(3)

In [87]: a
Out[87]: {1, 2, 3, 5}

In [88]: a.remove(3)

In [89]: a
Out[89]: {1, 2, 5}

In [90]: a.remove(3)
---------------------------------------------------------------------------
KeyError                                  Traceback (most recent call last)
<ipython-input-90-92024b68c390> in <module>()
----> 1 a.remove(3)

KeyError: 3

In [91]: a.discard(3)

In [92]: a.clear()

In [93]: a
Out[93]: set()

In [94]: a={1,2,3,4,5}

In [95]: b={1,2,3}

In [96]: b.issubset(a)
Out[96]: True

In [97]: a.issubset(b)
Out[97]: False

In [98]: a={1:2,2:3,3:4,4:"999"}

In [99]: a
Out[99]: {1: 2, 2: 3, 3: 4, 4: '999'}

In [100]: a[3]
Out[100]: 4

In [101]: a.keys()
Out[101]: [1, 2, 3, 4]

In [102]: a.values()
Out[102]: [2, 3, 4, '999']

In [103]: a.items()
Out[103]: [(1, 2), (2, 3), (3, 4), (4, '999')]

In [104]: a.has_key(3)
Out[104]: True

In [105]: a.has_key(9)
Out[105]: False

In [106]: a[3]
Out[106]: 4

In [107]: 
Do you really want to exit ([y]/n)? 
odd% cat test.py
a=raw_input("What's your name: ")
print "hi",a%                                                                   odd% python test.py
What's your name: steve
hi steve
odd% vi test.py  
odd% test.py
zsh: permission denied: test.py
odd% chmod a+x test.py
odd% test.py
What's your name: steve
hi steve
odd% python test.py
What's your name: ^CTraceback (most recent call last):
  File "test.py", line 3, in <module>
    a=raw_input("What's your name: ")
KeyboardInterrupt
odd% ipython
Python 2.7.6 (default, Sep  9 2014, 15:04:36) 
Type "copyright", "credits" or "license" for more information.

IPython 2.0.0 -- An enhanced Interactive Python.
?         -> Introduction and overview of IPython's features.
%quickref -> Quick reference.
help      -> Python's own help system.
object?   -> Details about 'object', use 'object??' for extra details.

In [1]: a=[1,3,4,5,6]

In [2]: for i in a:
   ...:     print i
   ...:     
1
3
4
5
6

In [3]: range(5)
Out[3]: [0, 1, 2, 3, 4]

In [4]: for i in range(5):
   ...:     print i
   ...:     
0
1
2
3
4

In [5]: for i in range(5):
    print i,i**2
   ...:     
0 0
1 1
2 4
3 9
4 16

In [6]: for i in range(5): print i
0
1
2
3
4

In [7]: 
Do you really want to exit ([y]/n)? 
odd% python
Python 2.7.6 (default, Sep  9 2014, 15:04:36) 
[GCC 4.2.1 Compatible Apple LLVM 6.0 (clang-600.0.39)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> for i in range(5):
... print i
  File "<stdin>", line 2
    print i
        ^
IndentationError: expected an indented block
>>> for i in range(5):
...  j=i**2
...  print i,j
... 
0 0
1 1
2 4
3 9
4 16
>>> for i in range(5):
...  j=i**2
...   print i,j
  File "<stdin>", line 3
    print i,j
    ^
IndentationError: unexpected indent
>>> 
odd% vi test.py
odd% python test.py
0 0.0
0.785398163397 0.707106781187
1.57079632679 1.0
2.35619449019 0.707106781187
3.14159265359 1.22464679915e-16
3.92699081699 -0.707106781187
4.71238898038 -1.0
5.49778714378 -0.707106781187
6.28318530718 -2.44929359829e-16
odd% vi test.py    
odd% ipython
Python 2.7.6 (default, Sep  9 2014, 15:04:36) 
Type "copyright", "credits" or "license" for more information.

IPython 2.0.0 -- An enhanced Interactive Python.
?         -> Introduction and overview of IPython's features.
%quickref -> Quick reference.
help      -> Python's own help system.
object?   -> Details about 'object', use 'object??' for extra details.

In [1]: from math import *

In [2]: x=range(9)

In [3]: for i in x: i=i*pi/4

In [4]: x
Out[4]: [0, 1, 2, 3, 4, 5, 6, 7, 8]

In [5]: from math import *

In [6]: x=range(9)

In [7]: for i in range(len(x)): x[i]*=pi/4

In [8]: x=[1,3,5,4,6,8]

In [9]: for i in range(len(x)):
   ...:     print i
   ...:     
0
1
2
3
4
5

In [10]: for i in range(len(x)):
    x[i]=x[i]*pi/4
   ....:     

In [11]: x
Out[11]: 
[0.7853981633974483,
 2.356194490192345,
 3.9269908169872414,
 3.141592653589793,
 4.71238898038469,
 6.283185307179586]

In [12]: 
Do you really want to exit ([y]/n)? 
odd% vi test.py
odd% test.py
0.0 0.0
0.785398163397 0.707106781187
1.57079632679 1.0
2.35619449019 0.707106781187
3.14159265359 1.22464679915e-16
3.92699081699 -0.707106781187
4.71238898038 -1.0
5.49778714378 -0.707106781187
6.28318530718 -2.44929359829e-16
odd% ipython
Python 2.7.6 (default, Sep  9 2014, 15:04:36) 
Type "copyright", "credits" or "license" for more information.

IPython 2.0.0 -- An enhanced Interactive Python.
?         -> Introduction and overview of IPython's features.
%quickref -> Quick reference.
help      -> Python's own help system.
object?   -> Details about 'object', use 'object??' for extra details.

In [1]: [i for i in range(5)]
Out[1]: [0, 1, 2, 3, 4]

In [2]: range(5)
Out[2]: [0, 1, 2, 3, 4]

In [3]: [i*2 for i in range(5)]
Out[3]: [0, 2, 4, 6, 8]

In [4]: [i**2 for i in range(5)]
Out[4]: [0, 1, 4, 9, 16]

In [5]: [i*pi/4 for i in range(5)]
---------------------------------------------------------------------------
NameError                                 Traceback (most recent call last)
<ipython-input-5-09243b299485> in <module>()
----> 1 [i*pi/4 for i in range(5)]

NameError: name 'pi' is not defined

In [6]: from math import *

In [7]: [i*pi/4 for i in range(5)]
Out[7]: 
[0.0,
 0.7853981633974483,
 1.5707963267948966,
 2.356194490192345,
 3.141592653589793]

In [8]: if True : print "hi"
hi

In [9]: if False : print "hi"

In [10]: if True:
   ....:     print "hi
   ....:     "
   ....:     
  File "<ipython-input-10-5538a6a93b00>", line 2
    print "hi
            ^
SyntaxError: EOL while scanning string literal


In [11]: if True:
    print "hi"
   ....:     print "there"
   ....:     
hi
there

In [12]: 5>6
Out[12]: False

In [13]: 5<6
Out[13]: True

In [14]: 5<6 and 6>7
Out[14]: False

In [15]: not 5>6
Out[15]: True

In [16]: not 5<6
Out[16]: False

In [17]: (1>2 and 3>4) or 5<6
Out[17]: True

In [18]: 1>2 and 3>4 or 5<6
Out[18]: True

In [19]: 1>2 and (3>4 or 5<6)
Out[19]: False

In [20]: 5==5
Out[20]: True

In [21]: 5!=5
Out[21]: False

In [22]: not 5==5
Out[22]: False

In [23]: "abc"=="abc"
Out[23]: True

In [24]: "abc"<"abb"
Out[24]: False

In [25]: "abc">"abb"
Out[25]: True

In [26]: "123"<"245"
Out[26]: True

In [27]: "123"<"24.5"
Out[27]: True

In [28]: float("123")<float("24.5")
Out[28]: False

In [29]: if 5<6 : print "hi"
hi

In [30]: if 5<6 :
   ....:     print "hi"
   ....: else:
   ....:     print "lo"
   ....:     
hi

In [31]: if 5>6 :           
    print "hi"
else:
    print "lo"
   ....:     
lo

In [32]: x=3

In [33]: if x<2 : print "2"

In [34]: if x<2 :
   ....:     print "2"
   ....: elif x<4 : print "4"
   ....: else: print "6"
   ....: 
4

In [35]: 
Do you really want to exit ([y]/n)? 
odd% vi test.py
odd% test.py
0.392699081699 0.382683432365
0.785398163397 0.707106781187
1.1780972451 0.923879532511
1.57079632679 1.0
1.96349540849 0.923879532511
2.35619449019 0.707106781187
2.74889357189 0.382683432365
3.14159265359 1.22464679915e-16
6.67588438888 0.382683432365
7.06858347058 0.707106781187
7.46128255228 0.923879532511
7.85398163397 1.0
8.24668071567 0.923879532511
8.63937979737 0.707106781187
9.03207887907 0.382683432365
9.42477796077 3.67394039744e-16
odd% vi test.py
odd% vi test.py
odd% rm x.py
odd% vi x.py
odd% python x.py
1 2 3 
odd% vi test.py 
odd% test.py
0.0 
0.392699081699 0.382683432365
0.785398163397 0.707106781187
1.1780972451 0.923879532511
1.57079632679 1.0
1.96349540849 0.923879532511
2.35619449019 0.707106781187
2.74889357189 0.382683432365
3.14159265359 1.22464679915e-16
3.53429173529 
3.92699081699 
4.31968989869 
4.71238898038 
5.10508806208 
5.49778714378 
5.89048622548 
6.28318530718 
6.67588438888 0.382683432365
7.06858347058 0.707106781187
7.46128255228 0.923879532511
7.85398163397 1.0
8.24668071567 0.923879532511
8.63937979737 0.707106781187
9.03207887907 0.382683432365
9.42477796077 3.67394039744e-16
9.81747704247 
10.2101761242 
10.6028752059 
10.9955742876 
11.3882733693 
11.780972451 
12.1736715327 
12.5663706144 
odd% vi test.py
odd% python
Python 2.7.6 (default, Sep  9 2014, 15:04:36) 
[GCC 4.2.1 Compatible Apple LLVM 6.0 (clang-600.0.39)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> x=0
>>> while x<100:
...  print x
...  x+=1
... 
0
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>>> while x<100:
... 
KeyboardInterrupt
>>> 
>>> x=0
>>> while x<100:
...  print x
...  if x>10 : break
... 
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^C0
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0
Traceback (most recent call last):
  File "<stdin>", line 2, in <module>
KeyboardInterrupt
>>>  if x>10 : break
KeyboardInterrupt
>>> 
odd%