数字

cluo_bb

@@ -0,0 +1,2 @@
+Hello
+world

number.py

@@ -0,0 +1,60 @@
+print 4.0e+2
+print 021
+print 0x1f
+print abs(-77)
+print pow(3,2)
+print hex(13)
+print oct(13)
+print bin(13)
+
+if 2 != 3:
+    print 'not'
+if 2 in (2, 3, 4, 6):
+    print 'yes'
+if 2 not in (2, 3, 4, 6):
+    print 'no'
+bCluo = bin(1010)
+print bCluo
+#print bCluo
+#cluocluo = ~bCluo
+#print cluocluo
+print 3 ** 2
+he = [1, 2, 3, 4, 5]
+print he[1:3]
+print int(3.14)
+print float(3)
+num = 1/0.333
+print num
+print '%e' % num
+
+print '%4.2f' % num
+print '{0:4.2f}'.format(num)
+
+
+#floor div
+
+print 10/4.0
+print 10//4.0
+import math
+print math.floor(2.5)
+print math.floor(-2.5)
+
+print math.trunc(2.5)
+print math.trunc(-2.5)
+
+
+#int
+print 012
+print 0x11
+print 0b0101
+print int('0x40',16)
+print int ('0b1101',2);
+print int('0x2f',16)
+print int ('032',8)
+
+#format
+print '{0:o},{1:x},{2:b}'.format(64,64,64)
+print '%o, %x, %X' %(64, 255, 255)
+
+#oct 00
+print 0012

type.py

@@ -219,12 +219,63 @@
 #T.append(4)
 #print T
 
-f = open('cluo','w')
+f = open('cluo_bb','w')
 f.write('Hello\n')
 f.write('world\n')
 f.close()
 
 
+f = open('cluo_bb')
+content = f.read();
+print content
+list = content.split()
+print list
+#dir seek
+doc = dir(f)
+print doc
+help(f.seek)
+
+X = set('spam')
+Y = {'h', 'a', 'm'}
+
+print X, Y
+#intersection
+print X & Y
+#union
+print X | Y
+#diff
+print X - Y
+list = {x ** 2 for x in [1, 2, 3, 4]}
+print list
 
-
-
+#decimal fixed precision
+import decimal
+d = decimal.Decimal('3.141')
+print d + 1
+
+#initrialize name obj
+X = None
+print(X)
+L = [None] * 100
+print L
+
+print type(L)
+
+#type
+# if type(L) == type([]):
+#     print('yes')
+# if type(L) == list:
+#     print('yes')
+# if isinstance(L,list):
+#     print('yes')
+class Worker:
+    def __int__(self, name, pay):
+        self.name = name
+        self.pay = pay
+    def lastName(self):
+        return self.name.split()[-1]
+    def giveRaise(self, percent):
+        self.pay *= (1.0 + percent)
+
+bob = Worker('bob cluo',5000)
+print bob.lastName();