Commit 1fdbee9f authored by 张彦钊's avatar 张彦钊

add cid_time cut

parent 4c699c04
import pandas as pd
import pymysql
from sqlalchemy import create_engine
def con_sql(db,sql):
cursor = db.cursor()
try:
cursor.execute(sql)
result = cursor.fetchall()
df = pd.DataFrame(list(result))
except Exception:
print("发生异常", Exception)
df = pd.DataFrame()
finally:
db.close()
return df
def cut_map(x):
if 0 < x <= 5:
return 2
elif 5 < x <= 10:
return 3
elif 10 < x <= 15:
return 4
elif 15 < x <= 20:
return 5
elif 20 < x <= 40:
return 6
else:
return 7
def cut():
db = pymysql.connect(host='10.66.157.22', port=4000, user='root', passwd='3SYz54LS9#^9sBvC', db='jerry_test')
sql = "select cid_id,time from cid_time"
df = con_sql(db, sql)
df = df.rename(columns={0: "cid", 1: "time"})
print(df.shape)
part_1 = df.loc[df["time"] == 0]
part_2 = df.loc[df["time"] != 0]
part_1["time"] = 1
part_2["time"] = part_2["time"].map(cut_map)
merge = part_1.append(part_2)
print(merge.shape)
yconnect = create_engine('mysql+pymysql://root:3SYz54LS9#^9sBvC@10.66.157.22:4000/jerry_test?charset=utf8')
pd.io.sql.to_sql(merge, "cid_time_cut", yconnect, schema='jerry_test', if_exists='replace', index=False)
if __name__ == "__main__":
cut()
......@@ -105,6 +105,7 @@ def get_cid_time():
if __name__ == "__main__":
get_cid_time()
pd.cut()
......
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