Bundle conda-libmamba-solver

news/27-add-conda-libmamba-solver

@@ -0,0 +1,19 @@
+### Enhancements
+
+* Add `conda-libmamba-solver` to the list of bundled packages. (#27)
+
+### Bug fixes
+
+* <news item>
+
+### Deprecations
+
+* <news item>
+
+### Docs
+
+* <news item>
+
+### Other
+
+* <news item>

recipe/meta.yaml

@@ -1,4 +1,6 @@
 {% set conda_version = "23.7.2" %}
+{% set conda_libmamba_solver_version = "23.7.0" %}
+{% set libmambapy_version = "1.4.1" %}
 {% set constructor_version = "3.4.5" %}
 {% set python_version = "3.9.15" %}
 
@@ -32,6 +34,8 @@ requirements:
     - conda ={{ conda_version }}
     - conda-package-handling >=1.6
     - menuinst >=1.4.18,<2.0a0  # [win]
+    - conda-libmamba-solver ={{ conda_libmamba_solver_version }}
+    - libmambapy ={{ libmambapy_version }}
   run_constrained:
     - constructor >={{ constructor_version }}
 

src/imports.py

@@ -6,8 +6,15 @@
 import os
 import site
 
-packages = ['conda', 'conda_package_handling', 'menuinst', 'conda_env']
-site_packages = os.getenv('SP_DIR', site.getsitepackages()[0])
+packages = [
+    "conda",
+    "conda_package_handling",
+    "menuinst",
+    "conda_env",
+    "conda_libmamba_solver",
+    "libmambapy",
+]
+site_packages = os.getenv("SP_DIR", site.getsitepackages()[0])
 files = [
     f
     for package in packages
@@ -20,7 +27,9 @@
         continue
     spec = importlib.util.spec_from_file_location(f, f)
     modules[f] = importlib.util.module_from_spec(spec)
-    print(os.path.relpath(f, site_packages).removesuffix('.py').replace(os.path.sep, '.'))
+    print(
+        os.path.relpath(f, site_packages).removesuffix(".py").replace(os.path.sep, ".")
+    )
 
 import conda.__init__
 import conda.__version__
@@ -232,6 +241,15 @@
 import conda_env.specs.binstar
 import conda_env.specs.requirements
 import conda_env.specs.yaml_file
+import conda_libmamba_solver.__init__
+import conda_libmamba_solver.exceptions
+import conda_libmamba_solver.index
+import conda_libmamba_solver.mamba_utils
+import conda_libmamba_solver.models
+import conda_libmamba_solver.plugin
+import conda_libmamba_solver.solver
+import conda_libmamba_solver.state
+import conda_libmamba_solver.utils
 import conda_package_handling.__init__
 import conda_package_handling.api
 import conda_package_handling.cli
@@ -242,6 +260,9 @@
 import conda_package_handling.tarball
 import conda_package_handling.utils
 import conda_package_handling.validate
+import libmambapy.__init__
+import libmambapy._version
+import libmambapy.bindings
 
 try:
     import conda_env.__main__

tests/test_main.py

@@ -2,6 +2,8 @@
 import subprocess
 import sys
 
+import pytest
+
 CONDA_EXE = os.environ.get(
     "CONDA_STANDALONE",
     os.path.join(sys.prefix, "standalone_conda", "conda.exe")
@@ -12,9 +14,10 @@ def run_conda(*args, **kwargs):
     return subprocess.run([CONDA_EXE, *args], **kwargs)
 
 
-def test_new_environment(tmp_path):
+@pytest.mark.parametrize("solver", ["classic", "libmamba"])
+def test_new_environment(tmp_path, solver):
     env = os.environ.copy()
-    env["CONDA_SOLVER"] = "classic"
+    env["CONDA_SOLVER"] = solver
     run_conda(
         "create",
         "-p",