修改调式pywinauto自动化代码，原是爬朋友圈的，现在需要爬公众号的文章，标题，日期，地点，评论数，点赞，阅读
公众号举例，丽江发布
循环终止条件，日期2022年9月30日到现在
自动化每一步操作添加注释
```python
from imp import reload
import psutil
import pywinauto
from pywinauto.application import Application
import sys
import pickle
def DFS(win, layers):
children = []
last_layer = [win]
new_layer = []
for cnt in range(layers):
for c in last_layer:
gs = c.children()
for g in gs:
new_layer.append(g)
for x in new_layer:
children.append(x)
last_layer = new_layer
new_layer = []
return children
# 如果下面两行报错，把它们都注释掉就行了
reload(sys)
sys.setdefaultencoding('utf-8')
PID = 0
for proc in psutil.process_iter():
try:
pinfo = proc.as_dict(attrs=['pid', 'name'])
except psutil.NoSuchProcess:
pass
else:
if 'WeChat.exe' == pinfo['name']:
PID = pinfo['pid']
app = Application(backend='uia').connect(process=PID)
win = app["微信"]
# print(win.dump_tree())
pyq_btn = win.child_window(title=u'\u670b\u53cb\u5708', control_type="Button")
# cords = pyq_btn.rectangle()
# pywinauto.mouse.click(button='left', coords=(cords.left + 10, cords.top + 10))
# print(dir(pyq_win))
# print(pyq_win.dump_tree())
# print(dir( pyq_win.wrapper_object()))
all_pyq = []
all_pyq_contents = set()
filename = "mypyq_new.pkl"
last_content_cnt = 0
while True:
# 如果按Esc关闭朋友圈页面，这里就会崩掉然后结束
try:
pyq_win = app['朋友圈']
except:
break
try:
pyqs = pyq_win.wrapper_object().descendants(depth=4)
for x in pyqs:
try:
pyq_info = {}
classname = x.friendly_class_name()
if (classname == "ListItem"):
# 这是一条朋友圈
pyq_contents = x.window_text()
try:
print(pyq_contents)
except:
print("Failed to print out due to emojis")
if (pyq_contents in all_pyq_contents):
# 已经爬过这一条了
last_content_cnt += 1
continue
last_content_cnt = 0
all_pyq_contents.add(pyq_contents)
pyq_info["content"] = pyq_contents
try:
edits = DFS(x, 6)
for e in edits:
if (e.friendly_class_name() == "Edit"):
likes = e.window_text()
pyq_info["likes"] = likes
if (e.friendly_class_name() == "ListBox"):
pinglun = []
comments = e.children()
for com in comments:
if (com.friendly_class_name() == "ListItem"):
pinglun.append(com.window_text())
# 所有信息采集完毕
pyq_info["comments"] = pinglun
except:
pass
all_pyq.append(pyq_info)
except:
print("passed exception")
pass
except:
pass
# 向下滚动
cords = pyq_win.rectangle()
pywinauto.mouse.scroll(wheel_dist=-5, coords=(cords.left + 10, cords.bottom - 10))
if (last_content_cnt > 20):
break
if (len(all_pyq) > 50000):
break
with open(filename, 'wb') as f:
pickle.dump(all_pyq, f)
```
