Python 3 Filter Stocks

Refer to a blog, the code is not complete, the address can not find the forgive, add some of their own algorithm.

Memo

#-*-Coding:utf-8-*-
Import OS, re
Import time

def filefilter (compiles = ' STRs ', road= ' str '):
"' compiles is a regular match word, road absolute path '
Filesobj = Os.walk (road)
For Root,dirs,files in Filesobj:
Filess = Files
Test = Re.compile (compiles,re. IGNORECASE)
Filesout = List (filter (test.search,filess))
Return filesout
def LLV (list1= ' list '):
Min1=min (List1[-1][4],list1[-2][4],list1[-3][4],list1[-4][4])
return Float (min1)
def HHV (list1= ' list '):
Max1=max (List1[-1][5],list1[-2][5],list1[-3][5],list1[-4][5])
return Float (MAX1)
def count1 (list1= ' list '):
CN =0
For I in List (range ( -4,0)):
If float (list1[i][4]) >float (list1[i][1]):
Cn+=1
return Float (CN)
def twinpost (li= ' list '):
"" "" ""
If Len (li) = = 5:
#if float (li[-4][5]) >= float (li[-5][5]) *1.9 and OHLC (li[-4]) >= OHLC (li[-5]):
If float (li[-4][5]) >= float (li[-5][5]) *1.9 and float (li[-4][4]) >=float (li[-4][1]) and LLV (LI) >float (li[-4][ 3]) and HHV (LI) <=float (li[-4][5]) and Count1 (LI) ==4:
Return 1
Else
return 0
Else
#print ' twinpost data error '
return 0

def goldpost (lis= ' list '):
"" "Huang" ""
If float (lis[-4][4]) > float (lis[-4][1]):
#收盘价大于开盘价, normal Yang line, bell or crane mouth, test the crane mouth is not good
if (Closeavg3 (LIS)/float (lis[-4][4)) > 1.0 and (Postavg3 (LIS) < float (lis[-4][5])):
Return 1
Else
return 0
else: #假阴真阳
if (Closeavg3 (LIS)/float (lis[-4][1)) > 1.0 and (Postavg3 (LIS) < float (lis[-4][5])):
Return 1
Else
return 0
def postavg3 (list1= ' list '):
Sum1=0
For L in List1:
Sum1+=float (L[1])
return float (Sum1/len (list1))
def closeavg3 (list1= ' list '):
Sum2=0
For L in List1:
Sum2+=float (L[4])
return float (Sum2/len (list1))
Class SingleMapping3: #使用CsvRead4类
"N-day list of Huang in a stock"
def __init__ (self,filename,nem= ' int '):
Self.name=filename
Self.nemb=nem
SELF.CSVFILE=CSVREAD4 (Self.name)
#self. Mapping ()
def goldposts (self,nemb=0):
data = self.csvfile.reading (NEMB)
if data! = []:
Data2 = [Data[-4][1],data[-4][4],min (data[-3][3],data[-2][3],data[-1][3])]
Data2.sort ()
Else
return [1,[]]
If Twinpost (data) and Goldpost (data):
return [SELF.CSVFILE.DATE,DATA2]
Else
return [1,[]]
def mapping (self):
Li=[]
For n in range (SELF.NEMB):
Li.append (Self.goldposts (n))
Lis = []
For M in Li:
If Type (m[0]) = = str:
Lis.append (M)
return [Self.name,lis]
Class CsvRead4:
def __init__ (self,filename= ' STRs '):
Global Dirall
Dirall= "C:\\users\zyh\desktop\demo\\gp\\data"
Self.filename=dirall + ' \ \ ' + filename
Self. Date= "
Self.data=[]
Self.read ()

def read (self):
CSV = open (self.filename, ' R ')
CSVData = Csv.readlines ()
Csv.close ()
Data1=[]
For-N in range (len (csvdata)):
Data1.append (csvdata[n].split (' \ n '))
Data2=[]
For-N in range (len (data1)):
Data2.append (Data1[n][0].split (' \ t '))
DATA3=DATA2[:-1]
Self.data=data3

def reading (self,nem=0):
If nem==0:
If Len (self.data) >= 7:
Self. DATE = self.data[-4][0]
Return self.data[-5:]
Else
return []
Else
Data4=self.data[:-nem]
If Len (data4) >= 7:
Self. DATE = data4[-4][0]
Return data4[-5:]
Else
return []

def main ():
"Main function"
Print (' Begin Time ' +time.strftime ("%y-%m-%d%h:%m:%s", Time.localtime (Time.time ())))
Filterfile= "C:\\users\zyh\desktop\demo\\gp\\data"
Fi=filefilter ('. csv ', filterfile)
For ll in Fi:
A=singlemapping3 (ll,150)
Codenem,lis=a.mapping ()
If Len (LIS) >0:
Print (Codenem)
Print (' Total ' +str (len) + ' Huang ')
For L in Lis:
If l[0]> ' 06/10/2015 ':
Print (L)
Print (' End Time ' +time.strftime ("%y-%m-%d%h:%m:%s", Time.localtime (Time.time ())))
if __name__ = = ' __main__ ':
Main ()

Python 3 Filter Stocks