def function(): # return [1, 2, 3] # return (1, 2, 3) return {"num1": 1, "num2": 2, "num3": 3} 1. 2. 3. 4. 如果return后面有多个数据,那么默认是元组 In [1]: a = 1, 2 In [2]: a Out[2]: (1, 2) In [3]: In [3]: b = (1, 2) In [4]: b Out[4...
"函数_文档字符串" function_suite return [expression] 1. 2. 3. 4. 加了星号(*)的变量名会存放所有未命名的变量参数。选择不多传参数也可。如下实例: def printinfo( arg1, *vartuple ): # 打印任何传入的参数 print "输出: " print arg1 for var in vartuple: print var # 调用printinfo 函数 pr...
>>> tuple = (123, 456,789,python)#元组内元素python类型无法确定,报错, Traceback (most recent call last): File "<pyshell#28>", line 1, in <module> tuple = (123, 456,789,python) NameError: name 'python' is not defined >>> tuple = (123, 456,789) >>> tuple = (123, 456,78...
在Python中,"info"通常是指信息或简介的意思。它可以用来表示有关某个对象、函数、模块等内容的相关信息或说明。在Python中,可以通过使用内置函数help()或使用特定模块中的__doc__属性来获取对象的信息。 例如,使用help()函数可以获得函数或模块的帮助信息,而使用__doc__属性可以获取对象的文档字符串。这些信息通常...
| 列出所有注册的Python帧过滤器 || info functions | All function names or those matching REGEXPs. | 所有函数名称或匹配的函数名称 || info guile | Prefix command for Guile info displays. | Guile信息显示的前缀命令 || info handle | What debugger does when program gets various signals. | 程序...
(Function returns SQL_SUCCESS_WITH_INFO.) 01004 String data, right truncated The buffer *InfoValuePtr was not large enough to return all the requested information. Therefore, the information was truncated. The length of the requested information in its untruncated form is returned in *StringLength...
(See the SQL_DRIVER_HDESC or SQL_DRIVER_HSTMT descriptors later in this function description for more information.)If InfoValuePtr is NULL, StringLengthPtr will still return the total number of bytes (excluding the null-termination character for character data) available to return in the buffer...
在Python中读取TDMS文件可以使用nptdms库来实现,该库提供了一种方便的方式来读取和处理TDMS文件。要使用tdmsinfo命令,需要先安装nptdms库。 以下是使用tdmsinfo命令读取TDMS文件的步骤: 安装nptdms库。可以使用以下命令通过pip安装: 代码语言:txt 复制 pip install nptdms 代码语言:txt 复制 导入nptdms库: 代码语...
# Create a sample data frame and .xdf file outFile <- tempfile(pattern= ".rxTempFile", fileext = ".xdf") if (file.exists(outFile)) file.remove(outFile) origData <- data.frame(x=1:10) rxDataStep(inData = origData, outFile = outFile, rowsPerRead = 5) # Set a description in th...
python/include/python3.10 -c lib/zoneinfo_module.c -o build/temp.linux-x86_64-3.10/lib/zoneinfo_module.o -std=c99 lib/zoneinfo_module.c: In function ‘zoneinfo_fromutc’: lib/zoneinfo_module.c:600:19: error: ‘_PyLong_One’ undeclared (first use in this function); did you mean ...