def get_installed_version(dist_name, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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
python类WorkingSet()的实例源码
def get_installed_version(dist_name, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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, lookup_dirs=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)
# We want to avoid having this cached, so we need to construct a new
# working set each time.
if lookup_dirs is None:
working_set = pkg_resources.WorkingSet()
else:
working_set = pkg_resources.WorkingSet(lookup_dirs)
# 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