Python和Flask局部变量';光标';分配前参考
对不起,我的英文谷歌翻译 我正在学习python和flask,我在函数中遇到了一个问题Python和Flask局部变量';光标';分配前参考,python,flask,Python,Flask,对不起,我的英文谷歌翻译 我正在学习python和flask,我在函数中遇到了一个问题 @app.route('/addProperty',methods=['POST']) def addProperty(): try: if session.get('user'): _tag = request.form['inputTag'] _idCategoria = request.form['inputIdCategoria'
@app.route('/addProperty',methods=['POST'])
def addProperty():
try:
if session.get('user'):
_tag = request.form['inputTag']
_idCategoria = request.form['inputIdCategoria']
_descricaoBem = request.form['inputDescricaoBem']
_valor = request.form['inputValor']
_fornecedor = request.form['inputFornecedor']
_nfNumero = resquest.form['inputNfNumero']
_nfSerie = request.form['inputNfSerie']
_dtCompra = resquest.form['inputDtCompra']
_departamento = request.form['inputDepartamento']
_local = request.form['inputLocal']
_responsavel = resquest.form['inputResponsavel']
_estadoBem = request.form['inputEstadoBem']
_dtUltimaRev = request.form['inputDtUltimaRev']
_dtProximaRev = request.form['inputDtProximaRev']
_idade = request.form['inputIdade']
_vidaUtil = request.form['inputVidaUtil']
_trocarReformar = request.form['inputTrocaReforma']
_valorTT = request.form['inputValorTT']
curDb.callproc('sp_addProperty',(_tag,_idCategoria,_descricaoBem,_valor,_fornecedor,
_nfNumero,_nfSerie,_dtCompra,_departamento,_local,
_responsavel,_estadoBem,_dtUltimaRev,_dtProximaRev,
_idade,_vidaUtil,_trocarReformar,_valorTT))
conn = mysql.connect()
cursor = conn.cursor()
cursor.callproc('sp_addProperty',(_departamento,_user))
data = cursor.fetchall()
if len(data) is 0:
conectaDb.commit()
return redirect('/userHome')
else:
return render_template('error.html',error = 'An error occurred!')
else:
return render_template('error.html',error = 'Unauthorized Access')
except Exception as e:
return render_template('error.html',error = str(e))
finally:
cursor.close()
conn.close()
此函数返回以下错误:
UnboundLocalError: local variable 'cursor' referenced before assignment
下面的函数是相同的结构,不返回错误
@app.route('/addStatus',methods=['POST'])
def addStatus():
try:
if session.get('user'):
_status = request.form['inputStatus']
_user = session.get('user')
conn = mysql.connect()
cursor = conn.cursor()
cursor.callproc('sp_addStatus',(_status,_user))
data = cursor.fetchall()
if len(data) is 0:
conn.commit()
return redirect('/userHome')
else:
return render_template('error.html',error = 'An error occurred!')
else:
return render_template('error.html',error = 'Unauthorized Access')
except Exception as e:
return render_template('error.html',error = str(e))
finally:
cursor.close()
conn.close()
如果有人能帮我解决这个问题,我将不胜感激。我正在分配参数请求。请正确填写别名
某些别名正在从右侧请求的位置获取request.form。form将行
curDb.callproc('sp_addProperty',(_tag,…。
移动到数据库连接后