update tasks

tasks.py

@@ -75,21 +75,13 @@ def install_minimum(c):
 
     project_data = pyproject_data.get('project', {})
     dependencies = project_data.get('dependencies', [])
-    optional_dependencies = project_data.get('optional-dependencies', {})
-    pomegranate_dependencies = optional_dependencies.get('pomegranate', [])
-
     python_version = '.'.join(map(str, sys.version_info[:2]))
     minimum_versions = _get_minimum_versions(dependencies, python_version)
-    minimum_pomegranate_versions = _get_minimum_versions(pomegranate_dependencies, python_version)
 
     if minimum_versions:
         install_deps = ' '.join(minimum_versions)
         c.run(f'python -m pip install {install_deps}')
 
-        if minimum_pomegranate_versions:
-            pomegranate_deps = ' '.join(minimum_pomegranate_versions)
-            c.run(f'python -m pip install --force-reinstall --no-cache-dir {install_deps} {pomegranate_deps}')
-
 
 @task
 def minimum(c):