diff --git a/.github/workflows/ci_docker.yml b/.github/workflows/ci_docker.yml
new file mode 100644
index 0000000..af87459
--- /dev/null
+++ b/.github/workflows/ci_docker.yml
@@ -0,0 +1,56 @@
+name: "Docker: build and publish"
+
+# How to setup: https://event-driven.io/en/how_to_buid_and_push_docker_image_with_github_actions/
+# How to run: https://aschmelyun.com/blog/using-docker-run-inside-of-github-actions/
+
+on:
+  # run it on push to the default repository branch
+  push:
+  #  branches: [master]
+  # run it during pull request
+  # pull_request:
+
+jobs:
+  # define job to build and publish docker image
+  build-and-push-docker-image:
+    name: Build Docker image and push to repositories
+    # run only when code is compiling and tests are passing
+    runs-on: ubuntu-latest
+
+    # steps to perform in job
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      # setup Docker build action
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Login to Github Packages
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GHCR_IO_TOKEN }}
+
+      - name: Build image and push to Docker Hub and GitHub Container Registry
+        uses: docker/build-push-action@v2
+        with:
+          # relative path to the place where source code with Dockerfile is located
+          context: .
+          # Note: tags has to be all lower-case
+          tags: |
+            scito/extract_otp_secret_keys:latest
+            ghcr.io/scito/extract_otp_secret_keys:latest
+          # build on feature branches, push only on master branch
+          push: ${{ github.ref == 'refs/heads/master' }}
+
+      - name: Image digest
+        run: echo ${{ steps.docker_build.outputs.digest }}
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
deleted file mode 100644
index d80bbcb..0000000
--- a/.github/workflows/nightly.yml
+++ /dev/null
@@ -1,46 +0,0 @@
-name: nightly tests
-
-on:
-  schedule:
-    - cron: '47 3 * * *'
-
-jobs:
-  build:
-
-    strategy:
-      matrix:
-        python-version: ["3.x", "3.11", "3.10", "3.9", "pypy-3.9", "3.8", "pypy-3.8", "3.7", "pypy-3.7"]
-        platform: [ubuntu-latest, macos-latest, windows-latest]
-        exclude:
-          - platform: windows-latest
-          - python-version: [pypy-3.9]
-
-    runs-on: ${{ matrix.platform }}
-
-    steps:
-      - uses: actions/checkout@v3
-      - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v4
-        with:
-          python-version: ${{ matrix.python-version }}
-      - name: Install zbar shared lib for QReader (Linux)
-        if: runner.os == 'Linux'
-        run: |
-          sudo apt-get install -y libzbar0
-      - name: Install zbar shared lib for QReader (macOS)
-        if: runner.os == 'macOS'
-        run: |
-          brew install zbar
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install flake8 pytest
-          pip install --use-pep517 -r requirements.txt
-      - name: Lint with flake8
-        run: |
-          # stop the build if there are Python syntax errors or undefined names
-          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
-          # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-          flake8 . --count --exit-zero --max-complexity=10 --max-line-length=200 --statistics
-      - name: Test with pytest
-        run: pytest
diff --git a/Dockerfile b/Dockerfile
index 94d0c26..f62aea2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,9 +4,10 @@ WORKDIR /extract
 
 COPY . .
 
-RUN apt-get update && apt-get install -y libzbar0 python3-opencv \
-    && pip install -r requirements.txt
+RUN apt-get update && apt-get install -y libzbar0 python3-opencv nano \
+    && pip install -r requirements.txt \
+    && /extract/run_pytest.sh
 
 WORKDIR /files
 
-ENTRYPOINT [ "python", "/extract/extract_otp_secret_keys.py" ]
+ENTRYPOINT ["python", "/extract/extract_otp_secret_keys.py"]
diff --git a/Dockerfile_no_qr_reader b/Dockerfile_no_qr_reader
index dac895d..e443733 100644
--- a/Dockerfile_no_qr_reader
+++ b/Dockerfile_no_qr_reader
@@ -4,8 +4,9 @@ WORKDIR /extract
 
 COPY . .
 
-RUN pip install protobuf qrcode Pillow
+RUN pip install protobuf qrcode Pillow \
+    && /extract/run_pytest.sh test_extract_otp_secret_keys_pytest.py -k "not qreader" --relaxed
 
 WORKDIR /files
 
-ENTRYPOINT [ "python", "/extract/extract_otp_secret_keys.py" ]
+ENTRYPOINT ["python", "/extract/extract_otp_secret_keys.py"]
diff --git a/Pipfile.lock b/Pipfile.lock
index ff5c753..6a11ca0 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -18,37 +18,37 @@
     "default": {
         "numpy": {
             "hashes": [
-                "sha256:0104d8adaa3a4cc60c2777cab5196593bf8a7f416eda133be1f3803dd0838886",
-                "sha256:0885d9a7666cafe5f9876c57bfee34226e2b2847bfb94c9505e18d81011e5401",
-                "sha256:12bba5561d8118981f2f1ff069ecae200c05d7b6c78a5cdac0911f74bc71cbd1",
-                "sha256:2f8e0df2ecc1928ef7256f18e309c9d6229b08b5be859163f5caa59c93d53646",
-                "sha256:4445f472b246cad6514cc09fbb5ecb7aab09ca2acc3c16f29f8dca6c468af501",
-                "sha256:4d01f7832fa319a36fd75ba10ea4027c9338ede875792f7bf617f4b45056fc3a",
-                "sha256:4f5e78b8b710cd7cd1a8145994cfffc6ddd5911669a437777d8cedfce6c83a98",
-                "sha256:667b5b1f6a352419e340f6475ef9930348ae5cb7fca15f2cc3afcb530823715e",
-                "sha256:6e73a1f4f5b74a42abb55bc2b3d869f1b38cbc8776da5f8b66bf110284f7a437",
-                "sha256:73cf2c5b5a07450f20a0c8e04d9955491970177dce8df8d6903bf253e53268e0",
-                "sha256:7ad6a024a32ee61d18f5b402cd02e9c0e22c0fb9dc23751991b3a16d209d972e",
-                "sha256:8b1ddfac6a82d4f3c8e99436c90b9c2c68c0bb14658d1684cdd00f05fab241f5",
-                "sha256:90075ef2c6ac6397d0035bcd8b298b26e481a7035f7a3f382c047eb9c3414db0",
-                "sha256:9387c7d6d50e8f8c31e7bfc034241e9c6f4b3eb5db8d118d6487047b922f82af",
-                "sha256:9af91f794d2d3007d91d749ebc955302889261db514eb24caef30e03e8ec1e41",
-                "sha256:ab11f6a7602cf8ea4c093e091938207de3068c5693a0520168ecf4395750f7ea",
-                "sha256:ac4fe68f1a5a18136acebd4eff91aab8bed00d1ef2fdb34b5d9192297ffbbdfc",
-                "sha256:ada6c1e9608ceadaf7020e1deea508b73ace85560a16f51bef26aecb93626a72",
-                "sha256:c4ab7c9711fe6b235e86487ca74c1b092a6dd59a3cb45b63241ea0a148501853",
-                "sha256:cec79ff3984b2d1d103183fc4a3361f5b55bbb66cb395cbf5a920a4bb1fd588d",
-                "sha256:cf8960f72997e56781eb1c2ea256a70124f92a543b384f89e5fb3503a308b1d3",
-                "sha256:d7f223554aba7280e6057727333ed357b71b7da7422d02ff5e91b857888c25d1",
-                "sha256:dbb0490f0a880700a6cc4d000384baf19c1f4df59fff158d9482d4dbbca2b239",
-                "sha256:e63d2157f9fc98cc178870db83b0e0c85acdadd598b134b00ebec9e0db57a01f",
-                "sha256:ec3e5e8172a0a6a4f3c2e7423d4a8434c41349141b04744b11a90e017a95bad5",
-                "sha256:f3c4a9a9f92734a4728ddbd331e0124eabbc968a0359a506e8e74a9b0d2d419b",
-                "sha256:f9168790149f917ad8e3cf5047b353fefef753bd50b07c547da0bdf30bc15d91",
-                "sha256:fe44e925c68fb5e8db1334bf30ac1a1b6b963b932a19cf41d2e899cf02f36aab"
+                "sha256:0044f7d944ee882400890f9ae955220d29b33d809a038923d88e4e01d652acd9",
+                "sha256:0e3463e6ac25313462e04aea3fb8a0a30fb906d5d300f58b3bc2c23da6a15398",
+                "sha256:179a7ef0889ab769cc03573b6217f54c8bd8e16cef80aad369e1e8185f994cd7",
+                "sha256:2386da9a471cc00a1f47845e27d916d5ec5346ae9696e01a8a34760858fe9dd2",
+                "sha256:26089487086f2648944f17adaa1a97ca6aee57f513ba5f1c0b7ebdabbe2b9954",
+                "sha256:28bc9750ae1f75264ee0f10561709b1462d450a4808cd97c013046073ae64ab6",
+                "sha256:28e418681372520c992805bb723e29d69d6b7aa411065f48216d8329d02ba032",
+                "sha256:442feb5e5bada8408e8fcd43f3360b78683ff12a4444670a7d9e9824c1817d36",
+                "sha256:6ec0c021cd9fe732e5bab6401adea5a409214ca5592cd92a114f7067febcba0c",
+                "sha256:7094891dcf79ccc6bc2a1f30428fa5edb1e6fb955411ffff3401fb4ea93780a8",
+                "sha256:84e789a085aabef2f36c0515f45e459f02f570c4b4c4c108ac1179c34d475ed7",
+                "sha256:87a118968fba001b248aac90e502c0b13606721b1343cdaddbc6e552e8dfb56f",
+                "sha256:8e669fbdcdd1e945691079c2cae335f3e3a56554e06bbd45d7609a6cf568c700",
+                "sha256:ad2925567f43643f51255220424c23d204024ed428afc5aad0f86f3ffc080086",
+                "sha256:b0677a52f5d896e84414761531947c7a330d1adc07c3a4372262f25d84af7bf7",
+                "sha256:b07b40f5fb4fa034120a5796288f24c1fe0e0580bbfff99897ba6267af42def2",
+                "sha256:b09804ff570b907da323b3d762e74432fb07955701b17b08ff1b5ebaa8cfe6a9",
+                "sha256:b162ac10ca38850510caf8ea33f89edcb7b0bb0dfa5592d59909419986b72407",
+                "sha256:b31da69ed0c18be8b77bfce48d234e55d040793cebb25398e2a7d84199fbc7e2",
+                "sha256:caf65a396c0d1f9809596be2e444e3bd4190d86d5c1ce21f5fc4be60a3bc5b36",
+                "sha256:cfa1161c6ac8f92dea03d625c2d0c05e084668f4a06568b77a25a89111621566",
+                "sha256:dae46bed2cb79a58d6496ff6d8da1e3b95ba09afeca2e277628171ca99b99db1",
+                "sha256:ddc7ab52b322eb1e40521eb422c4e0a20716c271a306860979d450decbb51b8e",
+                "sha256:de92efa737875329b052982e37bd4371d52cabf469f83e7b8be9bb7752d67e51",
+                "sha256:e274f0f6c7efd0d577744f52032fdd24344f11c5ae668fe8d01aac0422611df1",
+                "sha256:ed5fb71d79e771ec930566fae9c02626b939e37271ec285e9efaf1b5d4370e7d",
+                "sha256:ef85cf1f693c88c1fd229ccd1055570cb41cdf4875873b7728b6301f12cd05bf",
+                "sha256:f1b739841821968798947d3afcefd386fa56da0caf97722a5de53e07c4ccedc7"
             ],
             "markers": "python_version >= '3.10'",
-            "version": "==1.24.0"
+            "version": "==1.24.1"
         },
         "opencv-python": {
             "hashes": [
diff --git a/extract_otp_secret_keys.py b/extract_otp_secret_keys.py
index ff3995e..f467783 100644
--- a/extract_otp_secret_keys.py
+++ b/extract_otp_secret_keys.py
@@ -45,6 +45,7 @@ import argparse
 import base64
 import csv
 import fileinput
+import importlib
 import json
 import os
 import re
@@ -63,12 +64,13 @@ def sys_main():
 
 
 def main(sys_args):
-    global verbose, quiet
+    global verbose, quiet, qreader_available
 
     # allow to use sys.stdout with with (avoid closing)
     sys.stdout.close = lambda: None
     # sys.stdout.reconfigure(encoding='utf-8')
 
+
     args = parse_args(sys_args)
     verbose = args.verbose if args.verbose else 0
     quiet = args.quiet
@@ -80,8 +82,15 @@ def main(sys_args):
 
 
 def parse_args(sys_args):
-    formatter = lambda prog: argparse.HelpFormatter(prog, max_help_position=52)
-    arg_parser = argparse.ArgumentParser(formatter_class=formatter)
+    formatter = lambda prog: argparse.RawDescriptionHelpFormatter(prog, max_help_position=52)
+    example_text = '''examples:
+python extract_otp_secret_keys.py example_*.txt
+python extract_otp_secret_keys.py - < example_export.txt
+python extract_otp_secret_keys.py --csv - example_*.png | tail -n+2
+python extract_otp_secret_keys.py = < example_export.png'''
+
+    arg_parser = argparse.ArgumentParser(formatter_class=formatter,
+                                         epilog=example_text)
     arg_parser.add_argument('infile', help='1) file or - for stdin with "otpauth-migration://..." URLs separated by newlines, lines starting with # are ignored; or 2) image file containing a QR code or = for stdin for an image containing a QR code', nargs='+')
     arg_parser.add_argument('--json', '-j', help='export json file or - for stdout', metavar=('FILE'))
     arg_parser.add_argument('--csv', '-c', help='export csv file or - for stdout', metavar=('FILE'))
@@ -145,6 +154,7 @@ def extract_otps(args):
 
 
 def get_lines_from_file(filename):
+    global qreader_available
     # stdin stream cannot be rewinded, thus distinguish, use - for utf-8 stdin and = for binary image stdin
     if filename != '=':
         check_file_exists(filename)
@@ -422,6 +432,11 @@ def is_binary(line):
         return True
 
 
+def check_module_available(module_name):
+    module_spec = importlib.util.find_spec(module_name)
+    return module_spec is not None
+
+
 def eprint(*args, **kwargs):
     '''Print to stderr.'''
     print(*args, file=sys.stderr, **kwargs)
diff --git a/test_extract_otp_secret_keys_pytest.py b/test_extract_otp_secret_keys_pytest.py
index 4a2648f..0031971 100644
--- a/test_extract_otp_secret_keys_pytest.py
+++ b/test_extract_otp_secret_keys_pytest.py
@@ -28,6 +28,8 @@ import pytest
 import extract_otp_secret_keys
 from utils import *
 
+qreader_available = extract_otp_secret_keys.check_module_available('cv2')
+
 
 def test_extract_stdout(capsys):
     # Act
@@ -100,20 +102,31 @@ def test_extract_stdin_empty(capsys, monkeypatch):
     assert captured.err == 'WARN: stdin is empty\n'
 
 
-def test_extract_empty_file(capsys):
-    # Act
-    with pytest.raises(SystemExit) as e:
+# @pytest.mark.skipif(not qreader_available, reason='Test if cv2 and qreader are not available.')
+def test_extract_empty_file_no_qreader(capsys):
+    if qreader_available:
+        # Act
+        with pytest.raises(SystemExit) as e:
+            extract_otp_secret_keys.main(['test/empty_file.txt'])
+
+        # Assert
+        captured = capsys.readouterr()
+
+        expected_stderr = 'WARN: test/empty_file.txt is empty\n\nERROR: Unable to open file for reading.\ninput file: test/empty_file.txt\n'
+
+        assert captured.err == expected_stderr
+        assert captured.out == ''
+        assert e.value.code == 1
+        assert e.type == SystemExit
+    else:
+        # Act
         extract_otp_secret_keys.main(['test/empty_file.txt'])
 
-    # Assert
-    captured = capsys.readouterr()
+        # Assert
+        captured = capsys.readouterr()
 
-    expected_stderr = 'WARN: test/empty_file.txt is empty\n\nERROR: Unable to open file for reading.\ninput file: test/empty_file.txt\n'
-
-    assert captured.err == expected_stderr
-    assert captured.out == ''
-    assert e.value.code == 1
-    assert e.type == SystemExit
+        assert captured.err == ''
+        assert captured.out == ''
 
 
 @pytest.mark.qreader
diff --git a/upgrade_deps.sh b/upgrade_deps.sh
index 65fe5d1..339edc2 100755
--- a/upgrade_deps.sh
+++ b/upgrade_deps.sh
@@ -128,45 +128,45 @@ if [ "$OLDVERSION" != "$VERSION" ]; then
     mkdir -p $DOWNLOADS
     # https://github.com/protocolbuffers/protobuf/releases/download/v21.6/protoc-21.6-linux-x86_64.zip
     cmd="wget --trust-server-names https://github.com/protocolbuffers/protobuf/releases/download/v$VERSION/protoc-$VERSION-linux-x86_64.zip -O $DOWNLOADS/$ARCHIVE"
-    if $interactive ; then askContinueYn "$cmd"; fi
+    if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
     eval "$cmd"
 
     cmd="echo -e '\nSize [Byte]'; stat --printf='%s\n' $DOWNLOADS/$ARCHIVE; echo -e '\nMD5'; md5sum $DOWNLOADS/$ARCHIVE; echo -e '\nSHA256'; sha256sum $DOWNLOADS/$ARCHIVE;"
-    if $interactive ; then askContinueYn "$cmd"; fi
+    if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
     eval "$cmd"
 
     cmd="mkdir -p $BIN/$NAME; unzip $DOWNLOADS/$ARCHIVE -d $BIN/$NAME"
-    if $interactive ; then askContinueYn "$cmd"; fi
+    if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
     eval "$cmd"
 
     cmd="echo $VERSION > $BIN/$NAME/.VERSION.txt; echo $VERSION > $BIN/$NAME/.VERSION_$VERSION.txt"
-    if $interactive ; then askContinueYn "$cmd"; fi
+    if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
     eval "$cmd"
 
     cmd="[ -d $BIN/$DEST.old ] && rm -rf $BIN/$DEST.old || echo 'No old dir to delete'"
-    if $interactive ; then askContinueYn "$cmd"; fi
+    if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
     eval "$cmd"
 
     cmd="[ -d $BIN/$DEST ] && mv -iT $BIN/$DEST $BIN/$DEST.old || echo 'No previous dir to keep'"
-    if $interactive ; then askContinueYn "$cmd"; fi
+    if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
     eval "$cmd"
 
     cmd="mv -iT $BIN/$NAME $BIN/$DEST"
-    if $interactive ; then askContinueYn "$cmd"; fi
+    if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
     eval "$cmd"
 
     cmd="rm $DOWNLOADS/$ARCHIVE"
-    if $interactive ; then askContinueYn "$cmd"; fi
+    if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
     eval "$cmd"
 
     cmd="$BIN/$DEST/bin/protoc --python_out=protobuf_generated_python google_auth.proto"
-    if $interactive ; then askContinueYn "$cmd"; fi
+    if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
     eval "$cmd"
 
     # Update README.md
 
     cmd="perl -i -pe 's%proto(buf|c)([- ])(\d\.)?$OLDVERSION%proto\$1\$2\${3}$VERSION%g' README.md && perl -i -pe 's%(protobuf/releases/tag/v)$OLDVERSION%\${1}$VERSION%g' README.md"
-    if $interactive ; then askContinueYn "$cmd"; fi
+    if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
     eval "$cmd"
 else
     echo -e "\nVersion has not changed. Quit"
@@ -176,27 +176,27 @@ fi
 # Upgrade pip requirements
 
 cmd="sudo pip install --upgrade pip"
-if $interactive ; then askContinueYn "$cmd"; fi
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
 eval "$cmd"
 
 $PIP --version
 
 cmd="$PIP install --use-pep517 -U -r requirements.txt"
-if $interactive ; then askContinueYn "$cmd"; fi
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
 eval "$cmd"
 
 cmd="$PIP install --use-pep517 -U -r requirements-dev.txt"
-if $interactive ; then askContinueYn "$cmd"; fi
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
 eval "$cmd"
 
 cmd="$PIP install -U pipenv"
-if $interactive ; then askContinueYn "$cmd"; fi
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
 eval "$cmd"
 
 $PIPENV --version
 
 cmd="$PIPENV update && $PIPENV --rm && $PIPENV install"
-if $interactive ; then askContinueYn "$cmd"; fi
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
 eval "$cmd"
 
 $PIPENV run python --version
@@ -204,11 +204,33 @@ $PIPENV run python --version
 # Test
 
 cmd="pytest"
-if $interactive ; then askContinueYn "$cmd"; fi
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
 eval "$cmd"
 
 cmd="$PIPENV run pytest"
-if $interactive ; then askContinueYn "$cmd"; fi
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
+eval "$cmd"
+
+# Build docker
+
+cmd="docker build . -t extract_otp_secret_keys_no_qr_reader -f Dockerfile_no_qr_reader --pull"
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
+eval "$cmd"
+
+cmd="docker run --entrypoint /extract/run_pytest.sh --rm -v "$(pwd)":/files:ro extract_otp_secret_keys_no_qr_reader test_extract_otp_secret_keys_pytest.py -k 'not qreader' -vvv --relaxed"
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
+eval "$cmd"
+
+cmd="docker build . -t extract_otp_secret_keys --pull"
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
+eval "$cmd"
+
+cmd="docker run --entrypoint /extract/run_pytest.sh --rm -v "$(pwd)":/files:ro extract_otp_secret_keys"
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
+eval "$cmd"
+
+cmd="docker image prune"
+if $interactive ; then askContinueYn "$cmd"; else echo -e "${cyan}$cmd${reset}";fi
 eval "$cmd"
 
 quit