bug fix

Author: Prerak Singh

.github/workflows/ci.yml

@@ -108,12 +108,16 @@ jobs:
         env:
           CXXFLAGS: "-std=c++17"
         run: |
-          python -m pip install --no-build-isolation -e . -v
+          python -m mesonbuild.mesonmain setup builddir
+          python -m mesonbuild.mesonmain compile -C builddir
 
       - name: Run tests
         run: |
-          python -m pytest pydatastructs/ -v --import-mode=importlib --ignore-glob="**/benchmarks/**" --ignore=pydatastructs/linear_data_structures/tests/benchmarks/
-
+          BUILDDIR=$(find builddir -type d -name "*.cpython-*" | head -1)
+          export PYTHONPATH="${BUILDDIR}:${PWD}:${PYTHONPATH}"
+          echo "PYTHONPATH: $PYTHONPATH"
+          python -c "import pydatastructs; print('Loaded from:', pydatastructs.__file__)"
+          python -m pytest pydatastructs/ -v --ignore-glob="**/benchmarks/**"
       - name: Build Documentation
         run: |
           sphinx-build -b html docs/source/ docs/build/html
@@ -153,11 +157,15 @@ jobs:
           MACOSX_DEPLOYMENT_TARGET: 11.0
           CXXFLAGS: "-std=c++17"
         run: |
-          python -m pip install --no-build-isolation -e . -v
-
+          python -m mesonbuild.mesonmain setup builddir
+          python -m mesonbuild.mesonmain compile -C builddir
       - name: Run tests
         run: |
-          python -m pytest pydatastructs/ -v --import-mode=importlib --ignore-glob="**/benchmarks/**" --ignore=pydatastructs/linear_data_structures/tests/benchmarks/
+          BUILDDIR=$(find builddir -type d -name "*.cpython-*" | head -1)
+          export PYTHONPATH="${BUILDDIR}:${PWD}:${PYTHONPATH}"
+          echo "PYTHONPATH: $PYTHONPATH"
+          python -c "import pydatastructs; print('Loaded from:', pydatastructs.__file__)"
+          python -m pytest pydatastructs/ -v --ignore-glob="**/benchmarks/**"
 
       - name: Build Documentation
         run: |