From a7ee7b739f9ba9c8687eb938669ce5d972dfe0c5 Mon Sep 17 00:00:00 2001 From: RQ Date: Sun, 31 Dec 2017 20:19:10 +0800 Subject: [PATCH 1/2] update to python3 --- Digit Recognizer/kNN/kNN_by_myself.py | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/Digit Recognizer/kNN/kNN_by_myself.py b/Digit Recognizer/kNN/kNN_by_myself.py index ad3ad02..ea4bca0 100644 --- a/Digit Recognizer/kNN/kNN_by_myself.py +++ b/Digit Recognizer/kNN/kNN_by_myself.py @@ -75,7 +75,7 @@ def classify(inX, dataSet, labels, k): for i in range(k): voteIlabel = labels[sortedDistIndicies[i],0] classCount[voteIlabel] = classCount.get(voteIlabel,0) + 1 - sortedClassCount = sorted(classCount.iteritems(), key=operator.itemgetter(1), reverse=True) + sortedClassCount = sorted(classCount.items(), key=operator.itemgetter(1), reverse=True) return sortedClassCount[0][0] def saveResult(result): @@ -97,10 +97,10 @@ def handwritingClassTest(): for i in range(m): classifierResult = classify(testData[i], trainData, trainLabel.transpose(), 5) resultList.append(classifierResult) - print "the classifier came back with: %d, the real answer is: %d" % (classifierResult, testLabel[0,i]) + print ("the classifier came back with: " + str(classifierResult) + ", the real answer is: " + str(testLabel[0,i])) if (classifierResult != testLabel[0,i]): errorCount += 1.0 - print "\nthe total number of errors is: %d" % errorCount - print "\nthe total error rate is: %f" % (errorCount/float(m)) + print ("the total number of errors is: " + str(errorCount)) + print ("the total error rate is: " + str((errorCount/float(m)))) saveResult(resultList) ''' trainData[0:20000], trainLabel.transpose()[0:20000] From 5d60cc7b50290548eb2d936c2e7b2cecb0ab68d1 Mon Sep 17 00:00:00 2001 From: RQ Date: Mon, 1 Jan 2018 16:13:10 +0800 Subject: [PATCH 2/2] solve the error of def saveResult() --- Digit Recognizer/kNN/kNN_by_myself.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Digit Recognizer/kNN/kNN_by_myself.py b/Digit Recognizer/kNN/kNN_by_myself.py index ea4bca0..0ae9bfb 100644 --- a/Digit Recognizer/kNN/kNN_by_myself.py +++ b/Digit Recognizer/kNN/kNN_by_myself.py @@ -79,7 +79,7 @@ def classify(inX, dataSet, labels, k): return sortedClassCount[0][0] def saveResult(result): - with open('result.csv','wb') as myFile: + with open('result.csv','w') as myFile: myWriter=csv.writer(myFile) for i in result: tmp=[]