diff --git a/conda-recepie/meta.yaml b/conda-recepie/meta.yaml
index 9c7348639..ca325441e 100644
--- a/conda-recepie/meta.yaml
+++ b/conda-recepie/meta.yaml
@@ -69,6 +69,7 @@ outputs:
       host:
         - python
         - pybind11 2.2 
+        - pyzmq
         - sls_detector_lib
         - libstdcxx-ng
         - libgcc-ng
diff --git a/python/scripts/basic.py b/python/scripts/basic.py
index a31e05214..1f14422ba 100644
--- a/python/scripts/basic.py
+++ b/python/scripts/basic.py
@@ -1,3 +1,6 @@
+import os
+import sys
+sys.path.append(os.path.join(os.getcwd(), 'bin'))
 from sls_detector import Eiger
 from sls_detector import ExperimentalDetector
 
diff --git a/python/src/main.cpp b/python/src/main.cpp
index 116285460..38e927937 100644
--- a/python/src/main.cpp
+++ b/python/src/main.cpp
@@ -2,6 +2,7 @@
 #include <pybind11/stl.h>
 
 #include "Detector.h"
+#include "mythenFileIO.h"
 
 namespace py = pybind11;
 
@@ -284,6 +285,7 @@ py::class_<multiSlsDetector> multiDetectorApi(m, "multiDetectorApi");
         .def("_setReceiverUDPIP", &multiSlsDetector::setReceiverUDPIP)
             ;
 
+        m.def("hej", &hej, "some");
 
 #ifdef VERSION_INFO
     m.attr("__version__") = VERSION_INFO;
diff --git a/python/src/mythenFileIO.h b/python/src/mythenFileIO.h
new file mode 100644
index 000000000..0d35ca6c5
--- /dev/null
+++ b/python/src/mythenFileIO.h
@@ -0,0 +1,77 @@
+#pragma once
+
+#include <cassert>
+#include <cmath>
+#include <cstdint>
+#include <fstream>
+#include <iostream>
+#include <vector>
+
+template <size_t bit_index0, size_t bit_index1>
+std::vector<int> ExtractBits(const std::vector<uint64_t> &data, int dr = 24) {
+    constexpr int mask0 = (1 << bit_index0);
+    constexpr int mask1 = (1 << bit_index1);
+    constexpr int NumStrips = 2;
+    const int NumCompleteSamples = data.size() / dr;
+    const int NumCounters = NumCompleteSamples * NumStrips;
+
+    std::vector<int> result(NumCounters);
+
+    auto ptr = data.data();
+
+    auto strip0 = result.data();
+    auto strip1 = strip0 + NumCompleteSamples;
+
+    for (int j = 0; j != NumCompleteSamples; ++j) {
+        for (int i = 0; i != dr; ++i) {
+            int bit0 = (*ptr & mask0) >> bit_index0;
+            int bit1 = (*ptr++ & mask1) >> bit_index1;
+            *strip0 |= bit0 << i;
+            *strip1 |= bit1 << i;
+        }
+        strip0++;
+        strip1++;
+    }
+    return result;
+}
+
+template <size_t bit_index>
+std::vector<int> ExtractBits(const std::vector<uint64_t> &data, int dr = 24) {
+    constexpr int mask = (1 << bit_index);
+    const int NumCompleteSamples = data.size() / dr;
+    std::vector<int> result(NumCompleteSamples);
+    auto ptr = data.data();
+    for (auto &r : result) {
+        for (int i = 0; i != dr; ++i) {
+            int bit = (*ptr++ & mask) >> bit_index;
+            r |= bit << i;
+        }
+    }
+    return result;
+}
+
+std::vector<uint64_t> ReadFile(const std::string &fname, int offset = 8, int dr = 24) {
+    const int element_size = static_cast<int>(sizeof(uint64_t));
+    const int byte_offset = element_size * offset;
+    const int expected_size = dr * element_size * 32 * 3;
+
+    std::ifstream fs(fname, std::ios::binary | std::ios::ate);
+    if (!fs.is_open()) {
+        throw std::runtime_error("File not found: " + std::string(fname));
+    }
+    auto data_size = static_cast<long>(fs.tellg()) - byte_offset;
+    if (data_size != expected_size) {
+        auto diff = data_size - expected_size;
+        std::cout << "WARNING: data size is: " << data_size
+                  << " expected size is: " << expected_size << ", " << std::abs(diff) << " bytes "
+                  << ((diff < 0) ? "missing" : "too many") << '\n';
+    }
+    std::vector<uint64_t> data(expected_size / element_size);
+    fs.seekg(byte_offset, std::ios::beg);
+    fs.read(reinterpret_cast<char *>(data.data()), data_size);
+    return data;
+}
+
+int hej(){
+    return 5;
+}
diff --git a/slsDetectorSoftware/include/multiSlsDetector.h b/slsDetectorSoftware/include/multiSlsDetector.h
index c34ecd63e..c097295b2 100644
--- a/slsDetectorSoftware/include/multiSlsDetector.h
+++ b/slsDetectorSoftware/include/multiSlsDetector.h
@@ -2112,7 +2112,7 @@ class multiSlsDetector : public virtual slsDetectorDefs {
     int (*measurement_finished)(int, int, void *){nullptr};
     void *measFinished_p{nullptr};
 
-    int (*progress_call)(double, void *);
+    int (*progress_call)(double, void *){nullptr};
     void *pProgressCallArg{nullptr};
 
     int (*dataReady)(detectorData *, int, int, void *){nullptr};