外行人员R包开发说明

时间:2011-09-18 03:35:41

标签: r package

我从来没有这样做过,但是想开发适合家庭使用的R包装:

例如,以下是我的功能和数据:

# random DNA function 
randDNA = function(n){
paste(sample(c("A", "C", "T", "G"), n, replace = TRUE), collapse = "")
}
# DNA to RNA function 
dna2rna <- function(inputStr) { 
  if (!is.character(inputStr)) 
    stop("need character input") 
  is = toupper(inputStr) 
  chartr("T", "U", is) 
}

# complementary sequence function 
compSeq <-  function(inputStr){
 chartr("ACTG", "TGAC", inputStr)
 }

# example data
dnaseq1 <- c("ATTGTATCTGGGTATTTCCCTTAATTGGGGCCTTT")
dnaseq2 <- c("TGGGGTAAACCCGGTTTAAAATATATATATTTTT")
myseqdata <- data.frame(dnaseq1, dnaseq2)
save(myseqdata, file = "myseqdata.RData")

我尝试使用utils包来开发框架,但遇到了问题:

require(utils)

package.skeleton(list = c("randDNA","dna2rna", "compSeq", "myseqdata"),  
     name = "dnatool",environment = .GlobalEnv, path = "c:", force = FALSE)



Creating directories ...
    Creating DESCRIPTION ...
    Creating Read-and-delete-me ...
    Saving functions and data ...
    Making help files ...
    Error in .find.package(pkgName, lib.loc, verbose = verbose) : 
      there is no package called 'dnatool'
    Error in package.skeleton(list = c("randDNA", "dna2rna", "compSeq", "myseqdata"),  : 
      Error in .find.package(pkgName, lib.loc, verbose = verbose) : 
      there is no package called 'dnatool'

我对我收到此错误的原因有疑问。当我查看C:\ dnatool时,我可以看到使用data和r函数创建的文件夹。

现在我想编译以使其成为包。在我阅读说明时,我使用命令提示符打包它:我使用的是Windows 7.

c:\> R CMD build dnatool 

显然不起作用。这是由于上述问题吗?我应该走哪条路?哪里有R exe或C:或c:\ dnatool

我将非常感谢你的帮助,如果你能以R“外行”的方式帮助......谢谢......

编辑: 我从R版本2.12.2下载了Rtools Rtools212.exe: http://www.murdoch-sutherland.com/Rtools/ 这些工具安装在C:\ Rtools

Directory of c:\Rtools

09/18/2011  08:08 AM    <DIR>          .
09/18/2011  08:08 AM    <DIR>          ..
09/18/2011  08:07 AM    <DIR>          bin
03/31/2010  09:50 AM            18,347 COPYING
09/18/2011  08:08 AM    <DIR>          MinGW
09/18/2011  08:09 AM    <DIR>          MinGW64
10/04/2010  10:21 AM             1,836 README.txt
10/07/2010  08:26 AM             3,676 Rtools.txt
09/18/2011  08:10 AM           728,889 unins000.dat
09/18/2011  08:07 AM         1,182,143 unins000.exe
               5 File(s)      1,934,891 bytes
               5 Dir(s)  36,454,875,136 bytes free

我的包的骨架在C:\ dnatool:

 Directory of c:\dnatool

09/17/2011  11:14 PM    <DIR>          .
09/17/2011  11:14 PM    <DIR>          ..
09/17/2011  11:14 PM    <DIR>          data
09/17/2011  11:14 PM               304 DESCRIPTION
09/17/2011  11:14 PM    <DIR>          man
09/17/2011  11:14 PM    <DIR>          R
09/17/2011  11:14 PM               385 Read-and-delete-me
               2 File(s)            689 bytes
               5 Dir(s)  36,455,153,664 bytes free

我的R程序是C:\ R ....

我的困惑在于以下说明:应该在哪里执行它们?我相信命令提示。在哪个目录下?

* Run R CMD build to build the package tarball.
* Run R CMD check to check the package tarball. 

************ Edits2:部分解决方案但出现新错误*************************** *** 第一轮问题已经通过路径的建议得到了解决。我必须手动将路径更改为:

C:\Rtools\bin;C:\Rtools\perl\bin;C:\Rtools\MinGW\bin;
   C:\Program files\R\R-2.12.2\bin\x64;

我将骨架存储到新目录中。通过在命令提示符中运行以下命令:

C:\Users\Owner\Documents\rpackages> Rcmd INSTALL --build dnatool

* installing to library 'C:/PROGRA~1/R/R-212~1.2/library'
* installing *source* package 'dnatool' ...
** R
** data
** preparing package for lazy loading
** help
Warning: C:/Users/Owner/Documents/rpackages/dnatool/man/dnatool-package.Rd:34: A
ll text must be in a section
Warning: C:/Users/Owner/Documents/rpackages/dnatool/man/dnatool-package.Rd:35: A
ll text must be in a section
*** installing help indices
Error in Rd_info(db[[i]]) : Rd files must have a non-empty \title.
See chapter 'Writing R documentation' in manual 'Writing R Extensions'.
* removing 'C:/PROGRA~1/R/R-212~1.2/library/dnatool

我没有成功创建包,看到上面窗口中的错误。这是什么意思。我添加了文件dnatool-package的相关信息第34行和第35行    .Rd ...帮助......谢谢......

1 个答案:

答案 0 :(得分:1)

我自己回答了我的问题,所以如果事实不是这样的话,它仍将无法回答。根据这里的建议,通过设置以下内容来改变路径,解决了问题:

C:\Rtools\bin;C:\Rtools\perl\bin;C:\Rtools\MinGW\bin;
   C:\Program files\R\R-2.12.2\bin\x64;
I stored the skeleton to new directory.

在命令提示符下运行以下命令:

C:\Users\Owner\Documents\rpackages> Rcmd INSTALL --build dnatool