(dist_name, working_set=None)
return dist.version if dist else None
Get the installed version of dist_name avoiding pkg_resources cache
Get the installed version of dist_name avoiding pkg_resources cache
Get the installed version of dist_name avoiding pkg_resources cache
def get_installed_version(dist_name, working_set=None):
    """Get the installed version of dist_name avoiding pkg_resources cache"""
    # Create a requirement that we'll look for inside of setuptools.
    req = pkg_resources.Requirement.parse(dist_name)

    if working_set is None:
        # We want to avoid having this cached, so we need to construct a new
        # working set each time.
        working_set = pkg_resources.WorkingSet()

    # Get the installed distribution from our working set
    dist = working_set.find(req)

    # Check to see if we got an installed distribution or not, if we did
    # we want to return it's version.
    return dist.version if dist else None
def get_installed_version ( dist_name , working_set = None ) : # Create a requirement that we'll look for inside of setuptools. req = pkg_resources . Requirement . parse ( dist_name ) if working_set is None : # We want to avoid having this cached, so we need to construct a new # working set each time. working_set = pkg_resources . WorkingSet ( ) # Get the installed distribution from our working set dist = working_set . find ( req ) # Check to see if we got an installed distribution or not, if we did # we want to return it's version. return dist . version if dist else None