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How to use copy_tree method in Airtest

Best Python code snippet using Airtest

syn_2.py

Source:syn_2.py

1from _csv import reader2import matplotlib.pyplot as plt3import numpy as np4import pandas as pd5from numpy import where6from numpy import meshgrid7from numpy import arange8from numpy import hstack91011gini_in={}12info_gain={}13b_scoreG=[]14b_valueG=[]15depth_c=316count_acc=017def split_lr(index, value, dataset):18    left, right = list(), list()19    for row in dataset:20        if row[index] < value:21            left.append(row)22        else:23            right.append(row)24    return left, right252627# Gini_index calculating28def gini_impurity(groups, classes):29    n_instances = float(sum([len(group) for group in groups]))30    gini = 0.031    for group in groups:32        size = float(len(group))33        if size == 0:34            continue35        score = 0.036        for class_val in classes: # calculating the GINI Impurity37            p = [row[-1] for row in group].count(class_val) / size38            score += p * p39        gini += (1.0 - score) * (size / n_instances)40    if len(gini_in) != 0: #calculating the information gain41        gini = gini_in[b_valueG[len(b_valueG)-1]]-gini4243    return gini,score444546# Spliting the dataset47def spliting(dataset):48    class_count_left=049    class_count_right=050    class_values = list(set(row[-1] for row in dataset))51    row_index, row_value, gini_score, split_groups,score_t = 999, 999, 999, None,None52    for index in range(len(dataset[0]) - 1):53        for row in dataset:54            groups =split_lr(index, row[index], dataset)55            gini , score= gini_impurity(groups, class_values)56            if len(gini_in)==0:57                if gini < gini_score: # for the root node58                    row_index, row_value, gini_score, split_groups,score_t  = index, row[index], gini, groups,score59            else:60                gini_score=0 #getting the values of information gain for each split and selecting the once with the higher value61                if gini>gini_score:62                    row_index, row_value, gini_score, split_groups, score_t = index, row[index], gini, groups, score6364    gini_in[row_value]=gini_score65    b_scoreG.append(score_t)66    b_valueG.append(row_value)67    # if len(gini_in)==0:68    #     info_gain[]69    # print("gini",gini_in[b_scoreG[0]])70    left,right=split_groups7172    # outcomes = [row[-1] for row in left]73    # class_count_left=outcomes.count()74    # outcomes = [row[-1] for row in right]75    # class_count_right = outcomes.count()7677    return {'index': row_index, 'value': row_value, 'groups': split_groups,'count_left':0,'count_right':0}787980#terminal node81def to_terminal(group):82    outcomes = [row[-1] for row in group]83    count=084    for i in outcomes:85        if i==max(set(outcomes), key=outcomes.count):86            count+=187    return max(set(outcomes), key=outcomes.count),count888990# Create child splits for a node or make terminal, pruning based on the max depth and minimum size is done in this function91def split(node, max_depth, min_size, depth):92    left, right = node['groups']93    del (node['groups'])94    # check for a no split95    if not left or not right:96        val_left,counter=to_terminal(left + right)97        node['left'],node['count_left'] = node['right'],node['count_right'] = val_left,counter98        return99    # check for max depth100    if depth >= max_depth:101        val_left, counter_left = to_terminal(right)102        val_right,counter_right=to_terminal(right)103        node['left'],node['count_left'], node['right'],node['count_right'] = val_left, counter_left,val_right,counter_right104        return105    # process left child106    if len(left) <= min_size:107        val_left, counter_left = to_terminal(right)108        node['left'],node['count_left'] = val_left, counter_left109    else:110        node['left'] = spliting(left)111        split(node['left'], max_depth, min_size, depth + 1)112    # process right child113    if len(right) <= min_size:114        val_right, counter_right = to_terminal(right)115        node['right'],node['counter_right'] =  val_right, counter_right116    else:117        node['right'] = spliting(right)118        split(node['right'], max_depth, min_size, depth + 1)119120121# Build a decision tree122def build_tree(train, max_depth, min_size):123    root = spliting(train)124    split(root, max_depth, min_size, 1)125    return root126127def predict(node, row):128    test = float(row[node['index']])129    if  float(row[node['index']]) < float(node['value']):130        if isinstance(node['left'], dict):131            return predict(node['left'], row)132        else:133            return node['left']134    else:135        if isinstance(node['right'], dict):136            return predict(node['right'], row)137        else:138            return node['right']139140141# Print a decision tree142def print_tree(node, depth=0):143    if isinstance(node, dict):144145        print('%s[X%s < %.3f]' % ((depth * ' ', (node['index'] + 1), float(node['value']))))146        print_tree(node['left'], depth + 1)147        print_tree(node['right'], depth + 1)148    else:149        print('%s[%s]' % ((depth * ' ', node)))150151def prun(copy_tree, depth, acc, dataset, class_val,copy_tree1,dir,acc_count):152153    if (copy_tree['right']==class_val[0] or  copy_tree['right']==class_val[1]) and( copy_tree['left']==class_val[0] or  copy_tree['left']==class_val[1]):154        # copy_tree['right']='None'155        # print('----------------------------------opt')156        # print_tree(copy_tree)157        if (int(copy_tree['count_left'])>int(copy_tree['count_right'])) or int(copy_tree['count_left'])==int(copy_tree['count_right']):158            if dir==2 or dir==0:159                copy_tree1['right'] = copy_tree1['right']['left']160            else:161                copy_tree1['left'] = copy_tree1['left']['left']162163        else:164            if dir == 2 or dir==0:165                copy_tree1['right'] = copy_tree1['right']['right']166            else:167                copy_tree1['left'] = copy_tree1['left']['right']168    elif (copy_tree['right']==class_val[0] or  copy_tree['right']==class_val[1] ) and isinstance(copy_tree, dict):169        # print("new left------------------------------------------------------------------")170        # print_tree(copy_tree)171        copy_tree1 = copy_tree172        prun(copy_tree['left'], depth - 1, acc, dataset, class_val, copy_tree1,1,acc_count)173    elif (copy_tree['left']==class_val[0] or  copy_tree['left']==class_val[1] ) and isinstance(copy_tree, dict):174        # print("new- right-----------------------------------------------------------------")175        # print_tree(copy_tree)176        copy_tree1 = copy_tree177        prun(copy_tree['right'], depth - 1, acc, dataset, class_val, copy_tree1,2,acc_count)178    elif isinstance(copy_tree, dict):179        # print("new------------------------------------------------------------------")180        # print_tree(copy_tree)181        copy_tree1=copy_tree182        prun(copy_tree['right'],depth-1,acc,dataset,class_val,copy_tree1,0,acc_count)183184    accura_prun=accuracy(dataset,copy_tree)185    while accura_prun >= acc:186        if accura_prun==acc:187            acc_count+=1188189        # print("new ittr")190        # print("new acc", accura_prun)191        if acc_count==2:192            break193        else:194            prun(copy_tree,depth_c,acc,dataset,class_val,copy_tree1,0,acc_count)195    return copy_tree1,accura_prun196197def accuracy(dataset,tree):198    correct_preditct = 0199    wrong_preditct = 0200    accuracy = 0201    for row in dataset:202        prediction = predict(tree, row)203        if prediction == row[-1]:204            correct_preditct += 1205        else:206            wrong_preditct += 1207        # print('Expected=%s, Got=%s' % (row[-1], prediction))208    accuracy = correct_preditct / (correct_preditct + wrong_preditct)209    # print("accuracy", accuracy * 100)210    return accuracy*100211212filename = 'dt_data.csv'213dataset = list()214with open(filename, 'r') as file:215    csv_reader = reader(file)216    for row in csv_reader:217        if not row:218            continue219        dataset.append(row)220dataset.pop(0)221222class_val= list(set(row[-1] for row in dataset))223tree = build_tree(dataset, depth_c,1 )224print_tree(tree)225accur=accuracy(dataset,tree)226print("accuracy of a full tree",accur)227Copy_tree=tree228# print(tree)229p_tree,acc_prun=prun(tree,depth_c,accur,dataset,class_val,Copy_tree,0,0)230231print("----------------------------------------------prun_tree")232print_tree(p_tree)233print("accuracy of pruned tree",acc_prun)234235# print(p_tree)236X=pd.DataFrame(dataset).iloc[:,:-1]237y=pd.DataFrame(dataset).iloc[:,-1]238239240# print("class_val",class_val)241for row in dataset:242    if (class_val[0]==row[2]):243        plt.scatter(row[0],row[1],color="red")244    else:245        plt.scatter(row[0],row[1],color="blue")246plt.show()247248print("best split")249print(gini_in)250251#252# min1, max1 = float(X.iloc[:, 0].min())-1, float(X.iloc[:, 0].max())+1253# min2, max2 = float(X.iloc[:, 1].min())-1, float(X.iloc[:, 1].max())+1254# print("min1",min1)255# print("max1",max1)256# print("min2",min2)257# print("max2",max2)258# x1grid = arange(min1, max1, 1)259# print(x1grid.shape)260# x2grid = arange(min2, max2, 0.5)261# print(x2grid.shape)262# xx, yy = meshgrid(x1grid, x2grid)263# r1, r2 = xx.flatten(), yy.flatten()264# r1, r2 = r1.reshape((len(r1), 1)), r2.reshape((len(r2), 1))265# grid = hstack((r1,r2))266# pred=[]267# for row in dataset:268#     pred.append(predict(tree,row))269# zz = np.array(pred).reshape(-1,1)270# # reshape(xx.shape)271# plt.contourf(xx, yy, zz, cmap='Paired')272# for class_value in range(1):273# 	row_ix = where(y == class_value)274# 	# create scatter of these samples275# 	plt.scatter(X[row_ix, 0], X[row_ix, 1], cmap='Paired')
...

Iris.py

Source:Iris.py

1from _csv import reader2import matplotlib.pyplot as plt3import pandas as pd456gini_in={}7info_gain={}8b_scoreG=[]9b_valueG=[]10depth_c=311count_acc=012def split_lr(index, value, dataset):13    left, right = list(), list()14    for row in dataset:15        if row[index] < value:16            left.append(row)17        else:18            right.append(row)19    return left, right202122# Gini_index calculating23def gini_impurity(groups, classes):24    n_instances = float(sum([len(group) for group in groups]))25    gini = 0.026    for group in groups:27        size = float(len(group))28        if size == 0:29            continue30        score = 0.031        for class_val in classes: # calculating the GINI Impurity32            p = [row[-1] for row in group].count(class_val) / size33            score += p * p34        gini += (1.0 - score) * (size / n_instances)35    if len(gini_in) != 0: #calculating the information gain36        gini = gini_in[b_valueG[len(b_valueG)-1]]-gini3738    return gini,score394041# Spliting the dataset42def spliting(dataset):43    class_count_left=044    class_count_right=045    class_values = list(set(row[-1] for row in dataset))46    row_index, row_value, gini_score, split_groups,score_t = 999, 999, 999, None,None47    for index in range(len(dataset[0]) - 1):48        for row in dataset:49            groups =split_lr(index, row[index], dataset)50            gini , score= gini_impurity(groups, class_values)51            if len(gini_in)==0:52                if gini < gini_score: # for the root node53                    row_index, row_value, gini_score, split_groups,score_t  = index, row[index], gini, groups,score54            else:55                gini_score=0 #getting the values of information gain for each split and selecting the once with the higher value56                if gini>gini_score:57                    row_index, row_value, gini_score, split_groups, score_t = index, row[index], gini, groups, score5859    gini_in[row_value]=gini_score60    b_scoreG.append(score_t)61    b_valueG.append(row_value)62    # if len(gini_in)==0:63    #     info_gain[]64    # print("gini",gini_in[b_scoreG[0]])65    left,right=split_groups6667    # outcomes = [row[-1] for row in left]68    # class_count_left=outcomes.count()69    # outcomes = [row[-1] for row in right]70    # class_count_right = outcomes.count()7172    return {'index': row_index, 'value': row_value, 'groups': split_groups,'count_left':0,'count_right':0}737475#terminal node76def to_terminal(group):77    outcomes = [row[-1] for row in group]78    count=079    for i in outcomes:80        if i==max(set(outcomes), key=outcomes.count):81            count+=182    return max(set(outcomes), key=outcomes.count),count838485# Create child splits for a node or make terminal, pruning based on the max depth and minimum size is done in this function86def split(node, max_depth, min_size, depth):87    left, right = node['groups']88    del (node['groups'])89    # check for a no split90    if not left or not right:91        val_left,counter=to_terminal(left + right)92        node['left'],node['count_left'] = node['right'],node['count_right'] = val_left,counter93        return94    # check for max depth95    if depth >= max_depth:96        val_left, counter_left = to_terminal(right)97        val_right,counter_right=to_terminal(right)98        node['left'],node['count_left'], node['right'],node['count_right'] = val_left, counter_left,val_right,counter_right99        return100    # process left child101    if len(left) <= min_size:102        val_left, counter_left = to_terminal(right)103        node['left'],node['count_left'] = val_left, counter_left104    else:105        node['left'] = spliting(left)106        split(node['left'], max_depth, min_size, depth + 1)107    # process right child108    if len(right) <= min_size:109        val_right, counter_right = to_terminal(right)110        node['right'],node['counter_right'] =  val_right, counter_right111    else:112        node['right'] = spliting(right)113        split(node['right'], max_depth, min_size, depth + 1)114115116# Build a decision tree117def build_tree(train, max_depth, min_size):118    root = spliting(train)119    split(root, max_depth, min_size, 1)120    return root121122def predict(node, row):123    test = float(row[node['index']])124    if  float(row[node['index']]) < float(node['value']):125        if isinstance(node['left'], dict):126            return predict(node['left'], row)127        else:128            return node['left']129    else:130        if isinstance(node['right'], dict):131            return predict(node['right'], row)132        else:133            return node['right']134135136# Print a decision tree137def print_tree(node, depth=0):138    if isinstance(node, dict):139140        print('%s[X%s < %.3f]' % ((depth * ' ', (node['index'] + 1), float(node['value']))))141        print_tree(node['left'], depth + 1)142        print_tree(node['right'], depth + 1)143    else:144        print('%s[%s]' % ((depth * ' ', node)))145146def prun(copy_tree, depth, acc, dataset, class_val,copy_tree1,dir,acc_count):147148    if (copy_tree['right']==class_val[0] or  copy_tree['right']==class_val[1] or copy_tree['right']==class_val[2]) and( copy_tree['left']==class_val[0] or  copy_tree['left']==class_val[1] or copy_tree['left']==class_val[2]):149        # copy_tree['right']='None'150        # print('----------------------------------opt')151        # print_tree(copy_tree)152        if (int(copy_tree['count_left'])>int(copy_tree['count_right'])) or int(copy_tree['count_left'])==int(copy_tree['count_right']):153            if dir==2 or dir==0:154                copy_tree1['right'] = copy_tree1['right']['left']155            else:156                copy_tree1['left'] = copy_tree1['left']['left']157158        else:159            if dir == 2 or dir==0:160                copy_tree1['right'] = copy_tree1['right']['right']161            else:162                copy_tree1['left'] = copy_tree1['left']['right']163    elif (copy_tree['right']==class_val[0] or  copy_tree['right']==class_val[1] or copy_tree['right']==class_val[2]) and isinstance(copy_tree, dict):164        # print("new left------------------------------------------------------------------")165        # print_tree(copy_tree)166        copy_tree1 = copy_tree167        prun(copy_tree['left'], depth - 1, acc, dataset, class_val, copy_tree1,1,acc_count)168    elif (copy_tree['left']==class_val[0] or  copy_tree['left']==class_val[1] or copy_tree['left']==class_val[2]) and isinstance(copy_tree, dict):169        # print("new- right-----------------------------------------------------------------")170        # print_tree(copy_tree)171        copy_tree1 = copy_tree172        prun(copy_tree['right'], depth - 1, acc, dataset, class_val, copy_tree1,2,acc_count)173    elif isinstance(copy_tree, dict):174        # print("new------------------------------------------------------------------")175        # print_tree(copy_tree)176        copy_tree1=copy_tree177        prun(copy_tree['right'],depth-1,acc,dataset,class_val,copy_tree1,0,acc_count)178179    accura_prun=accuracy(dataset,copy_tree)180    while accura_prun >= acc:181        if accura_prun==acc:182            acc_count+=1183184        # print("new ittr")185        # print("new acc", accura_prun)186        if acc_count==2:187            break188        else:189            prun(copy_tree,depth_c,acc,dataset,class_val,copy_tree1,0,acc_count)190    return copy_tree1,accura_prun191192def accuracy(dataset,tree):193    correct_preditct = 0194    wrong_preditct = 0195    accuracy = 0196    for row in dataset:197        prediction = predict(tree, row)198        if prediction == row[-1]:199            correct_preditct += 1200        else:201            wrong_preditct += 1202        # print('Expected=%s, Got=%s' % (row[-1], prediction))203    accuracy = correct_preditct / (correct_preditct + wrong_preditct)204    # print("accuracy", accuracy * 100)205    return accuracy*100206207filename = 'Iris.csv'208dataset = list()209with open(filename, 'r') as file:210    csv_reader = reader(file)211    for row in csv_reader:212        if not row:213            continue214        dataset.append(row)215dataset.pop(0)216217class_val= list(set(row[-1] for row in dataset))218tree = build_tree(dataset, depth_c,1 )219print_tree(tree)220accur=accuracy(dataset,tree)221print("accuracy of a full tree",accur)222Copy_tree=tree223# print(tree)224p_tree,acc_prun=prun(tree,depth_c,accur,dataset,class_val,Copy_tree,0,0)225226print("----------------------------------------------prun_tree")227print_tree(p_tree)228print("accuracy of pruned tree",acc_prun)229230# print(p_tree)231X=pd.DataFrame(dataset).iloc[:,:-1]232y=pd.DataFrame(dataset).iloc[:,-1]233234# print("class_val",class_val)235plt.figure(figsize=(12,12))236for row in dataset:237    if (class_val[0]==row[-1]):238        plt.scatter(row[0],row[1],color="red")239    elif (class_val[1]==row[-1]):240        plt.scatter(row[0],row[1],color="blue")241    else:242        plt.scatter(row[0], row[1], color="black")243plt.show()244245print("best_split")
...

CreateEffekseerFiles_v4.py

Source:CreateEffekseerFiles_v4.py

1import shutil2import os3from distutils.dir_util import copy_tree4copy_tree("../Effekseer/Dev/Cpp/Effekseer", "./Players/Cocos2d-x_v4/Effekseer")5copy_tree("../Effekseer/Dev/Cpp/EffekseerMaterialCompiler", "./Players/Cocos2d-x_v4/EffekseerMaterialCompiler")6copy_tree("../Effekseer/Dev/Cpp/EffekseerRendererCommon", "./Players/Cocos2d-x_v4/EffekseerRendererCommon")7copy_tree("../Effekseer/Dev/Cpp/EffekseerRendererGL", "./Players/Cocos2d-x_v4/EffekseerRendererGL")8copy_tree("../Effekseer/Dev/Cpp/EffekseerRendererLLGI", "./Players/Cocos2d-x_v4/EffekseerRendererLLGI")9copy_tree("../Effekseer/Dev/Cpp/EffekseerRendererMetal", "./Players/Cocos2d-x_v4/EffekseerRendererMetal")10os.makedirs("./Players/Cocos2d-x_v4/LLGI/", exist_ok=True)11shutil.copyfile("../Effekseer/Dev/Cpp/3rdParty/LLGI/CMakeLists.txt", "./Players/Cocos2d-x_v4/3rdParty/LLGI/CMakeLists.txt")12copy_tree("../Effekseer/Dev/Cpp/3rdParty/LLGI/src", "./Players/Cocos2d-x_v4/3rdParty/LLGI/src")13copy_tree("../Effekseer/Dev/Cpp/3rdParty/LLGI/cmake", "./Players/Cocos2d-x_v4/3rdParty/LLGI/cmake")...

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