用Python爬了我的微信好友,他们是这样的...
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01 数据分析
itchat.auto_login(hotReload = True)
friends = itchat.get_friends(update = True)
02 好友性别
def analyseSex(firends):
sexs = list(map(lambda x:x['Sex'],friends[1:]))
counts = list(map(lambda x:x[1],Counter(sexs).items()))
labels = ['Unknow','Male','Female']
colors = ['red','yellowgreen','lightskyblue']
plt.figure(figsize=(8,5), dpi=80)
plt.axes(aspect=1)
plt.pie(counts, #性别统计结果
labels=labels, #性别展示标签
colors=colors, #饼图区域配色
labeldistance = 1.1, #标签距离圆点距离
autopct = '%3.1f%%', #饼图区域文本格式
shadow = False, #饼图是否显示阴影
startangle = 90, #饼图起始角度
pctdistance = 0.6 #饼图区域文本距离圆点距离
)
plt.legend(loc='upper right',)
plt.title(u'%s的微信好友性别组成' % friends[0]['NickName'])
plt.show()
03 好友头像
def analyseHeadImage(frineds):
# Init Path
basePath = os.path.abspath('.')
baseFolder = basePath + '\\HeadImages\\'
if(os.path.exists(baseFolder) == False):
os.makedirs(baseFolder)
# Analyse Images
faceApi = FaceAPI()
use_face = 0
not_use_face = 0
image_tags = ''
for index in range(1,len(friends)):
friend = friends[index]
# Save HeadImages
imgFile = baseFolder + '\\Image%s.jpg' % str(index)
imgData = itchat.get_head_img(userName = friend['UserName'])
if(os.path.exists(imgFile) == False):
with open(imgFile,'wb') as file:
file.write(imgData)
# Detect Faces
time.sleep(1)
result = faceApi.detectFace(imgFile)
if result == True:
use_face += 1
else:
not_use_face += 1
# Extract Tags
result = faceApi.extractTags(imgFile)
image_tags += ','.join(list(map(lambda x:x['tag_name'],result)))
labels = [u'使用人脸头像',u'不使用人脸头像']
counts = [use_face,not_use_face]
colors = ['red','yellowgreen','lightskyblue']
plt.figure(figsize=(8,5), dpi=80)
plt.axes(aspect=1)
plt.pie(counts, #性别统计结果
labels=labels, #性别展示标签
colors=colors, #饼图区域配色
labeldistance = 1.1, #标签距离圆点距离
autopct = '%3.1f%%', #饼图区域文本格式
shadow = False, #饼图是否显示阴影
startangle = 90, #饼图起始角度
pctdistance = 0.6 #饼图区域文本距离圆点距离
)
plt.legend(loc='upper right',)
plt.title(u'%s的微信好友使用人脸头像情况' % friends[0]['NickName'])
plt.show()
image_tags = image_tags.encode('iso8859-1').decode('utf-8')
back_coloring = np.array(Image.open('face.jpg'))
wordcloud = WordCloud(
font_path='simfang.ttf',
background_color="white",
max_words=1200,
mask=back_coloring,
max_font_size=75,
random_state=45,
width=800,
height=480,
margin=15
)
wordcloud.generate(image_tags)
plt.imshow(wordcloud)
plt.axis("off")
plt.show()
04 好友签名
def analyseSignature(friends):
signatures = ''
emotions = []
pattern = re.compile("1f\d.+")
for friend in friends:
signature = friend['Signature']
if(signature != None):
signature = signature.strip().replace('span', '').replace('class', '').replace('emoji', '')
signature = re.sub(r'1f(\d.+)','',signature)
if(len(signature)>0):
nlp = SnowNLP(signature)
emotions.append(nlp.sentiments)
signatures += ' '.join(jieba.analyse.extract_tags(signature,5))
with open('signatures.txt','wt',encoding='utf-8') as file:
file.write(signatures)
# Sinature WordCloud
back_coloring = np.array(Image.open('flower.jpg'))
wordcloud = WordCloud(
font_path='simfang.ttf',
background_color="white",
max_words=1200,
mask=back_coloring,
max_font_size=75,
random_state=45,
width=960,
height=720,
margin=15
)
wordcloud.generate(signatures)
plt.imshow(wordcloud)
plt.axis("off")
plt.show()
wordcloud.to_file('signatures.jpg')
# Signature Emotional Judgment
count_good = len(list(filter(lambda x:x>0.66,emotions)))
count_normal = len(list(filter(lambda x:x>=0.33 and x<=0.66,emotions)))
count_bad = len(list(filter(lambda x:x<0.33,emotions)))
labels = [u'负面消极',u'中性',u'正面积极']
values = (count_bad,count_normal,count_good)
plt.rcParams['font.sans-serif'] = ['simHei']
plt.rcParams['axes.unicode_minus'] = False
plt.xlabel(u'情感判断')
plt.ylabel(u'频数')
plt.xticks(range(3),labels)
plt.legend(loc='upper right',)
plt.bar(range(3), values, color = 'rgb')
plt.title(u'%s的微信好友签名信息情感分析' % friends[0]['NickName'])
plt.show()
05 好友位置
def analyseLocation(friends):
headers = ['NickName','Province','City']
with open('location.csv','w',encoding='utf-8',newline='',) as csvFile:
writer = csv.DictWriter(csvFile, headers)
writer.writeheader()
for friend in friends[1:]:
row = {}
row['NickName'] = friend['NickName']
row['Province'] = friend['Province']
row['City'] = friend['City']
writer.writerow(row)
06 总结
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