[mlpack] 152/207: treat \t and space as same category

[Barak A. Pearlmutter]

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bap pushed a commit to branch master
in repository mlpack.

commit f5ecb509a395a836d9cc2d6b6780de329a439a86
Author: stereomatchingkiss <stereomatchingkiss at gmail.com>
Date:   Sun Jun 5 13:43:47 2016 +0800

    treat \t and space as same category
---
 src/mlpack/core/data/load_csv.hpp | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/mlpack/core/data/load_csv.hpp b/src/mlpack/core/data/load_csv.hpp
index 44ffa58..79be658 100644
--- a/src/mlpack/core/data/load_csv.hpp
+++ b/src/mlpack/core/data/load_csv.hpp
@@ -171,8 +171,13 @@ private:
     };
     auto setCharClass = [&](iter_type const &iter)
     {
+      std::string str = std::string(iter.begin(), iter.end());
+      if(str == "\t")
+      {
+        str.clear();
+      }
       inout(row, col++) =
-          static_cast<T>(infoSet.MapString(std::string(iter.begin(), iter.end()),
+          static_cast<T>(infoSet.MapString(std::move(str),
                                            row));
     };
 
@@ -256,8 +261,13 @@ private:
       if(mapCols.find(progress) != std::end(mapCols))
       {
         //std::cout<<"nstr("<<std::string(iter.begin(), iter.end())<<"),";
+        std::string str = std::string(iter.begin(), iter.end());
+        if(str == "\t")
+        {
+          str.clear();
+        }
         inout(row, col) =
-            static_cast<T>(infoSet.MapString(std::string(iter.begin(), iter.end()),
+            static_cast<T>(infoSet.MapString(std::move(str),
                                              progress));
       }
       else

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