Merge branch 'master' of github.com:kaldi-asr/kaldi

* 'master' of github.com:kaldi-asr/kaldi:
  Update run_blstm.sh (kaldi-asr#4790)
  Provide provision to pass subword separator as argument to make_position_dependent_subword_lexicon.py (kaldi-asr#4794)
  change [utter] to [utterance.] in data_prep.dox (kaldi-asr#4795)
  [egs] Kill feral dupes of --num-threads in few local eg scripts (kaldi-asr#4792)
  [scripts] Move otherwise misleading comment in mkgraph.sh (kaldi-asr#4787)
  [scripts] Copy utt2lang in copy_data_dir.sh (kaldi-asr#4789)
  Fix: ali-to-post piping in post-to-tacc example (kaldi-asr#4788)
  [infra] add cpu-only docker build  (kaldi-asr#4783)
  [infra] docker images automatically using gh (kaldi-asr#4782)
  remove the c++17 removed function random_shuffle
  remove obsoleted and C++17 incompatible unary_function<>, resolves kaldi-asr#4732
  [egs] Set PYTHONUNBUFFERED=1 in all recipes (kaldi-asr#4770)
  Fix typo in gen_cmake_skeleton (kaldi-asr#4779)
  use last segment of the CXX as the ccbin compiler for cuda (kaldi-asr#4778)
  Windows conda fixes (kaldi-asr#4777)
  Replace TravisCI with github actions (kaldi-asr#4776)
  Kaldi recipe for SPGISpeech (kaldi-asr#4772)
  fix portaudio install script, closes kaldi-asr#4755 (kaldi-asr#4773)

.github/workflows/c-cpp.yml

@@ -0,0 +1,38 @@
+name: C/C++ CI
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    env:
+      CCACHE_DIR: /home/runner/work/kaldi/kaldi/.ccache
+      CXX: "ccache g++"
+      CC: "ccache gcc"
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Install sox
+      run: sudo apt-get install -y sox intel-mkl
+    - name: ccache
+      uses: hendrikmuhs/ccache-action@v1.2
+      with:
+        verbose: 1
+        max-size: 3G
+    - name: make tools
+      run: cd tools && make -j3
+    - name: ccache stats
+      run: ccache -s
+    - name: configure
+      run: cd src && ./configure --shared
+    - name: make depend
+      run: cd src && make clean && make depend
+    - name: make
+      run: cd src &&  make -j 3
+    - name: make test
+      run: cd src && make test

.github/workflows/docker-images.yml

@@ -0,0 +1,103 @@
+name: Docker Image CI
+
+on:
+  schedule:
+  - cron: '37 2 * * 1'
+  workflow_dispatch:
+    inputs:
+      logLevel:
+        description: 'Log level'
+        required: true
+        default: 'warning'
+        type: choice
+        options:
+          - info
+          - warning
+          - debug
+#  pull_request: #for debugging purposes
+#    branches: [ "master" ]
+
+jobs:
+  enable_build:
+    if: github.repository == 'kaldi-asr/kaldi'
+    runs-on: ubuntu-latest
+    outputs:
+      enabled: ${{ steps.set-enabled.outputs.enabled }}
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Set enabled
+        id: set-enabled
+        run: |
+          set -x
+          echo $(git rev-list  --after="1 week"  ${{ github.sha }})
+          if test -z $(git rev-list  --after="1 week"  ${{ github.sha }} | tail -n 1) ; then
+            enabled=false
+          else
+            enabled=true
+          fi
+          echo "enabled: $enabled"
+          echo "::set-output name=enabled::${enabled}"
+
+
+  docker-buildx-gpu:
+    needs: enable_build
+    if: needs.enable_build.outputs.enabled == 'true' || github.event_name == 'push' || github.event_name == 'workflow_dispatch'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          install: true
+      - name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Inspect builder
+        run: |
+          echo "Name:      ${{ steps.buildx.outputs.name }}"
+          echo "Endpoint:  ${{ steps.buildx.outputs.endpoint }}"
+          echo "Status:    ${{ steps.buildx.outputs.status }}"
+          echo "Flags:     ${{ steps.buildx.outputs.flags }}"
+          echo "Platforms: ${{ steps.buildx.outputs.platforms }}"
+      - name: Build and push
+        run: |
+          cd docker/ubuntu18.04-cuda10.0/
+          docker build --push --tag kaldiasr/kaldi:gpu-latest --tag kaldiasr/kaldi:gpu-ubuntu18.04-cuda10.0 --tag kaldiasr/kaldi:gpu-ubuntu18.04-cuda10.0-$(date +%F) .
+
+  docker-buildx-cpu:
+    needs: enable_build
+    if: needs.enable_build.outputs.enabled == 'true' || github.event_name == 'push' || github.event_name == 'workflow_dispatch'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          install: true
+      - name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Inspect builder
+        run: |
+          echo "Name:      ${{ steps.buildx.outputs.name }}"
+          echo "Endpoint:  ${{ steps.buildx.outputs.endpoint }}"
+          echo "Status:    ${{ steps.buildx.outputs.status }}"
+          echo "Flags:     ${{ steps.buildx.outputs.flags }}"
+          echo "Platforms: ${{ steps.buildx.outputs.platforms }}"
+      - name: Build and push
+        run: |
+          cd docker/debian10-cpu/
+          docker build --push \
+                       --tag kaldiasr/kaldi:latest \
+                       --tag kaldiasr/kaldi:cpu-latest  \
+                       --tag kaldiasr/kaldi:cpu-debian10 \
+                       --tag kaldiasr/kaldi:cpu-debian10-$(date +%F) .
+

.shellcheck.yaml

@@ -0,0 +1,7 @@
+# Reference:
+# #   https://github.com/codefactor-io/shellcheck-config
+# #   https://github.com/koalaman/shellcheck/wiki/Checks
+ignored:
+-SC2181
+-SC2145
+

CMakeLists.txt

@@ -87,7 +87,7 @@ if(CONDA_ROOT)
     # https://github.com/kaldi-asr/kaldi/blob/master/src/matrix/kaldi-blas.h#L95-L113
     add_definitions(-DHAVE_OPENBLAS=1)
     if(MSVC)
-        include_directories($ENV{LIBRARY_INC}/)
+        link_libraries(cblas lapack)
         # necessary macros to compile on windows, from here:
         # https://icl.cs.utk.edu/lapack-for-windows/lapack/
         add_definitions(-DADD_)
@@ -146,6 +146,17 @@ if(MSVC)
     # some warnings related with fst
     add_compile_options(/wd4018 /wd4244 /wd4267 /wd4291 /wd4305)
 
+    set(CompilerFlags
+        CMAKE_CXX_FLAGS
+        CMAKE_CXX_FLAGS_DEBUG
+        CMAKE_CXX_FLAGS_RELEASE
+        CMAKE_C_FLAGS
+        CMAKE_C_FLAGS_DEBUG
+        CMAKE_C_FLAGS_RELEASE
+        )
+    foreach(CompilerFlag ${CompilerFlags})
+      string(REPLACE "/MD" "/MT" ${CompilerFlag} "${${CompilerFlag}}")
+    endforeach()
     set(CUDA_USE_STATIC_CUDA_RUNTIME OFF CACHE INTERNAL "")
     if(NOT DEFINED ENV{CUDAHOSTCXX})
         set(ENV{CUDAHOSTCXX} ${CMAKE_CXX_COMPILER})
@@ -159,23 +170,21 @@ find_package(CUDAToolkit)
 find_package(CUDA)
 if(CUDA_FOUND)
     set(CUDA_PROPAGATE_HOST_FLAGS ON)
-    set(KALDI_CUDA_NVCC_FLAGS "--default-stream=per-thread;-std=c++${CMAKE_CXX_STANDARD}")
     if(MSVC)
+        set(KALDI_CUDA_NVCC_FLAGS "--default-stream=per-thread") # Fixes incompatibility with cxx14 and cxx17 for Kaldi vs cuda in VS2019
         list(APPEND KALDI_CUDA_NVCC_FLAGS "-Xcompiler /permissive-,/FS,/wd4819,/EHsc,/bigobj")
         list(APPEND KALDI_CUDA_NVCC_FLAGS "-Xcompiler /wd4018,/wd4244,/wd4267,/wd4291,/wd4305")
-        if(BUILD_SHARED_LIBS)
-            list(APPEND CUDA_NVCC_FLAGS_RELEASE -Xcompiler /MD)
-            list(APPEND CUDA_NVCC_FLAGS_DEBUG -Xcompiler /MDd)
-        endif()
+        list(APPEND CUDA_NVCC_FLAGS_RELEASE -Xcompiler /MD) # Kaldi will always be dynamically linked to Cuda
+        list(APPEND CUDA_NVCC_FLAGS_DEBUG -Xcompiler /MDd)
     else()
     #     list(APPEND KALDI_CUDA_NVCC_FLAGS "-Xcompiler -std=c++${CMAKE_CXX_STANDARD}")
         list(APPEND KALDI_CUDA_NVCC_FLAGS "-Xcompiler -fPIC")
+        set(KALDI_CUDA_NVCC_FLAGS "--default-stream=per-thread;-std=c++${CMAKE_CXX_STANDARD}")
     endif()
     set(CUDA_NVCC_FLAGS ${KALDI_CUDA_NVCC_FLAGS} ${CUDA_NVCC_FLAGS})
 
     add_definitions(-DHAVE_CUDA=1)
     add_definitions(-DCUDA_API_PER_THREAD_DEFAULT_STREAM=1)
-    include_directories(${CUDA_INCLUDE_DIRS})
     link_libraries(
         ${CUDA_LIBRARIES}
         ${CUDA_CUDA_LIBRARY}
@@ -244,8 +253,8 @@ add_subdirectory(src/chain)
 add_subdirectory(src/ivector)
 if(NOT MSVC)
     add_subdirectory(src/online)
-    add_subdirectory(src/online2)
 endif()
+add_subdirectory(src/online2)
 add_subdirectory(src/kws)
 
 add_subdirectory(src/itf)

cmake/gen_cmake_skeleton.py

@@ -143,11 +143,11 @@ def get_exe_additional_depends(t):
         "generate-proxy-keywords": ["fstext"],
         "transcripts-to-fsts": ["fstext"],
     }
-    l = []
+    libs = []
     for pattern in additional.keys():
         if fnmatch.fnmatch(t, pattern):
-            l.extend(list(map(lambda name: lib_dir_name_to_lib_target(name), additional[pattern])))
-    return sorted(list(set(l)))
+            libs.extend(list(map(lambda name: lib_dir_name_to_lib_target(name), additional[pattern])))
+    return sorted(list(set(libs)))
 
 def disable_for_win32(t):
     disabled = [
@@ -194,7 +194,7 @@ def gen_code(self):
         ret.append("""
 install(TARGETS {tgt} EXPORT kaldi-targets)
 
-install(FILES ${{PUBLIC_HEADERS}} DESTINATION include/kaldi/{dir})
+install(FILES ${{PUBLIC_HEADERS}} DESTINATION include/kaldi/{dir} COMPONENT kaldi)
 """.format(tgt=self.target_name, dir=self.dir_name))
 
         return "\n".join(ret)
@@ -233,8 +233,8 @@ def load_dependency_from_makefile(self, filename):
                 return
             libs = makefile.split("ADDLIBS")[-1].split("\n\n")[0]
             libs = re.findall("[^\s\\\\=]+", libs)
-            for l in libs:
-                self.depends.append(os.path.splitext(os.path.basename(l))[0])
+            for lib in libs:
+                self.depends.append(os.path.splitext(os.path.basename(lib))[0])
 
     def gen_code(self):
         ret = []
@@ -249,7 +249,7 @@ def gen_code(self):
             self.source_list.append("${CUDA_OBJS}")
             ret.append("if(CUDA_FOUND)")
             ret.append("    cuda_include_directories(${CMAKE_CURRENT_SOURCE_DIR}/..)")
-            ret.append("    cuda_compile(CUDA_OBJS")
+            ret.append("    cuda_compile(CUDA_OBJS SHARED")
             for f in self.cuda_source_list:
                 ret.append("        " + f)
             ret.append("    )")
@@ -296,7 +296,7 @@ def get_test_exe_name(filename):
     LIBRARY DESTINATION ${{CMAKE_INSTALL_LIBDIR}} COMPONENT kaldi
     RUNTIME DESTINATION ${{CMAKE_INSTALL_BINDIR}} COMPONENT kaldi
 )
-install(FILES ${{PUBLIC_HEADERS}} DESTINATION include/kaldi/{dir})
+install(FILES ${{PUBLIC_HEADERS}} DESTINATION include/kaldi/{dir} COMPONENT kaldi)
 """.format(tgt=self.target_name, dir=self.dir_name))
 
         return "\n".join(ret)

cmake/third_party/openfst.cmake

@@ -54,6 +54,7 @@ if(NOT openfst_POPULATED)
             )
 
             install(DIRECTORY ${openfst_SOURCE_DIR}/src/include/ DESTINATION include/
+                    COMPONENT kaldi
                     FILES_MATCHING PATTERN "*.h")
 
             install(TARGETS fst

egs/aidatatang_200zh/s5/path.sh

@@ -4,3 +4,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$PWD:$PATH
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/tools/config/common_path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/aishell/s5/path.sh

@@ -4,3 +4,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$PWD:$PATH
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/tools/config/common_path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/aishell/v1/path.sh

@@ -3,3 +3,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$KALDI_ROOT/tools/sph2pipe
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/tools/config/common_path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/aishell2/s5/path.sh

@@ -4,3 +4,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$PWD:$PATH
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/tools/config/common_path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/ami/s5/path.sh

@@ -11,4 +11,5 @@ SRILM=$KALDI_ROOT/tools/srilm/bin/i686-m64
 BEAMFORMIT=$KALDI_ROOT/tools/BeamformIt
 
 export PATH=$PATH:$LMBIN:$BEAMFORMIT:$SRILM
+export PYTHONUNBUFFERED=1
 

egs/ami/s5b/path.sh

@@ -10,4 +10,5 @@ SRILM=$KALDI_ROOT/tools/srilm/bin/i686-m64
 BEAMFORMIT=$KALDI_ROOT/tools/BeamformIt
 
 export PATH=$PATH:$LMBIN:$BEAMFORMIT:$SRILM
+export PYTHONUNBUFFERED=1
 

egs/ami/s5c/path.sh

@@ -4,3 +4,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$KALDI_ROOT/tools/sph2pipe
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/tools/config/common_path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/an4/s5/path.sh

@@ -4,3 +4,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$PWD:$PATH
 . $KALDI_ROOT/tools/config/common_path.sh
 
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/apiai_decode/s5/path.sh

@@ -4,3 +4,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$PWD:$PATH
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/src/path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/aspire/s5/local/nnet3/run_blstm.sh

@@ -89,9 +89,9 @@ if [ $stage -le 7 ]; then
   fast-lstmp-layer name=blstm2-backward input=Append(blstm1-forward, blstm1-backward) delay=2 $lstm_opts
 
   fast-lstmp-layer name=blstm3-forward input=Append(blstm2-forward, blstm2-backward) delay=-3 $lstm_opts
-  fast-lstmp-layer name=blstm3-backward input=Append(blstm2-forward, blstm2-backward delay=3 $lstm_opts
+  fast-lstmp-layer name=blstm3-backward input=Append(blstm2-forward, blstm2-backward) delay=3 $lstm_opts
 
-  output-layer name=output output-delay=$label_delay dim=$num_targets max-change=1.5
+  output-layer name=output input=Append(blstm3-forward, blstm3-backward) include-log-softmax=false output-delay=0 dim=$num_targets max-change=1.5
 EOF
   steps/nnet3/xconfig_to_configs.py --xconfig-file $dir/configs/network.xconfig --config-dir $dir/configs || exit 1
 fi

egs/aspire/s5/path.sh

@@ -4,3 +4,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$PWD:$PATH
 . $KALDI_ROOT/tools/config/common_path.sh
 export PATH=$KALDI_ROOT/tools/sctk/bin:$PATH
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/aurora4/s5/path.sh

@@ -4,3 +4,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$PWD:$PATH
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/tools/config/common_path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/babel/s5/path.sh

@@ -3,3 +3,4 @@ export KALDI_ROOT=`pwd`/../../..
 . /export/babel/data/software/env.sh
 export PATH=$PWD/utils/:$KALDI_ROOT/tools/sph2pipe_v2.5/:$KALDI_ROOT/src/bin:$KALDI_ROOT/tools/openfst/bin:$KALDI_ROOT/src/fstbin/:$KALDI_ROOT/src/gmmbin/:$KALDI_ROOT/src/featbin/:$KALDI_ROOT/src/lmbin/:$KALDI_ROOT/src/sgmmbin/:$KALDI_ROOT/src/sgmm2bin/:$KALDI_ROOT/src/fgmmbin/:$KALDI_ROOT/src/latbin/:$KALDI_ROOT/src/nnetbin:$KALDI_ROOT/src/nnet2bin/:$KALDI_ROOT/src/kwsbin:$PWD:$PATH
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/babel/s5b/path.sh

@@ -2,3 +2,4 @@ export KALDI_ROOT=`pwd`/../../..
 . /export/babel/data/software/env.sh
 export PATH=$PWD/utils/:$KALDI_ROOT/tools/sph2pipe_v2.5/:$KALDI_ROOT/src/bin:$KALDI_ROOT/tools/openfst/bin:$KALDI_ROOT/src/fstbin/:$KALDI_ROOT/src/gmmbin/:$KALDI_ROOT/src/featbin/:$KALDI_ROOT/src/lmbin/:$KALDI_ROOT/src/sgmmbin/:$KALDI_ROOT/src/sgmm2bin/:$KALDI_ROOT/src/fgmmbin/:$KALDI_ROOT/src/latbin/:$KALDI_ROOT/src/nnetbin:$KALDI_ROOT/src/nnet2bin/:$KALDI_ROOT/src/kwsbin:$PWD:$PATH
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/babel/s5c/path.sh

@@ -2,3 +2,4 @@ export KALDI_ROOT=`pwd`/../../..
 . /export/babel/data/software/env.sh
 export PATH=$PWD/utils/:$KALDI_ROOT/tools/sph2pipe_v2.5/:$KALDI_ROOT/src/bin:$KALDI_ROOT/tools/openfst/bin:$KALDI_ROOT/src/fstbin/:$KALDI_ROOT/src/gmmbin/:$KALDI_ROOT/src/featbin/:$KALDI_ROOT/src/lmbin/:$KALDI_ROOT/src/sgmmbin/:$KALDI_ROOT/src/sgmm2bin/:$KALDI_ROOT/src/fgmmbin/:$KALDI_ROOT/src/latbin/:$KALDI_ROOT/src/nnetbin:$KALDI_ROOT/src/nnet2bin/:$KALDI_ROOT/src/kwsbin:$PWD:$PATH
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/babel/s5d/path.sh

@@ -10,3 +10,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$KALDI_ROOT/tools/sph2pipe
 . $KALDI_ROOT/tools/config/common_path.sh
 
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/babel_multilang/s5/path.sh

@@ -4,3 +4,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$PWD:$PATH
 . $KALDI_ROOT/tools/config/common_path.sh
 
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/bentham/v1/path.sh

@@ -4,3 +4,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$PWD:$PATH
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/tools/config/common_path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/bn_music_speech/v1/path.sh

@@ -3,3 +3,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$KALDI_ROOT/tools/sph2pipe
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/tools/config/common_path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/callhome_diarization/v1/path.sh

@@ -3,3 +3,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$KALDI_ROOT/tools/sph2pipe
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/tools/config/common_path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/callhome_diarization/v2/path.sh

@@ -3,3 +3,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$KALDI_ROOT/tools/sph2pipe
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/tools/config/common_path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1

egs/callhome_egyptian/s5/path.sh

@@ -3,3 +3,4 @@ export PATH=$PWD/utils/:$KALDI_ROOT/tools/openfst/bin:$PWD:$PATH
 [ ! -f $KALDI_ROOT/tools/config/common_path.sh ] && echo >&2 "The standard file $KALDI_ROOT/tools/config/common_path.sh is not present -> Exit!" && exit 1
 . $KALDI_ROOT/tools/config/common_path.sh
 export LC_ALL=C
+export PYTHONUNBUFFERED=1