準(zhǔn)備把df文件按條件寫入csv2的，但是寫出來是空文件。所以我就按以下代碼打印了一下發(fā)現(xiàn)只有字段，沒有記錄。哪位老兄遇到過呢？還望指教一二import?pandas?as?pd import?numpy?as?np import?plotly.plotly?as?py import?plotly.tools?as?tls import?plotly.graph_objs?as?go import?json import?csv from?collections?import?defaultdict tls.set_credentials_file(username='**',?api_key='**') f1?=?open('E://ss.csv','r') df?=?pd.read_csv(f1,dtype?=?{'***':str}) wf=open('csv2.csv','w') write?=?csv.writer(wf) for?row?in?df: ????print(row) #??if?row[0]?==?'6': #???????write.writerow(row) f1.close()