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Flake8 fixes to ensure qa tests pass

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This commit is contained in:
Paul Hopkins 2016-07-11 16:14:09 +01:00
parent 480fe9cb9a
commit 00280936da
1 changed files with 103 additions and 71 deletions
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174
lib/spack/spack/concretize.py
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@ -40,12 +40,12 @@
import spack.error import spack.error
from spack.version import * from spack.version import *
from functools import partial from functools import partial
from spec import DependencyMap
from itertools import chain from itertools import chain
from spack.config import * from spack.config import *
class DefaultConcretizer(object): class DefaultConcretizer(object):
"""This class doesn't have any state, it just provides some methods for """This class doesn't have any state, it just provides some methods for
concretization. You can subclass it to override just some of the concretization. You can subclass it to override just some of the
default concretization strategies, or you can override all of them. default concretization strategies, or you can override all of them.
@ -61,14 +61,17 @@ def _valid_virtuals_and_externals(self, spec):
if not providers: if not providers:
raise UnsatisfiableProviderSpecError(providers[0], spec) raise UnsatisfiableProviderSpecError(providers[0], spec)
spec_w_preferred_providers = find_spec( spec_w_preferred_providers = find_spec(
spec, lambda(x): spack.pkgsort.spec_has_preferred_provider(x.name, spec.name)) spec, lambda x: spack.pkgsort.spec_has_preferred_provider(x.name, spec.name)) # NOQA: ignore=E501
if not spec_w_preferred_providers: if not spec_w_preferred_providers:
spec_w_preferred_providers = spec spec_w_preferred_providers = spec
provider_cmp = partial(spack.pkgsort.provider_compare, spec_w_preferred_providers.name, spec.name) provider_cmp = partial(spack.pkgsort.provider_compare,
spec_w_preferred_providers.name,
spec.name)
candidates = sorted(providers, cmp=provider_cmp) candidates = sorted(providers, cmp=provider_cmp)
# For each candidate package, if it has externals, add those to the usable list. # For each candidate package, if it has externals, add those
# if it's not buildable, then *only* add the externals. # to the usable list. if it's not buildable, then *only* add
# the externals.
usable = [] usable = []
for cspec in candidates: for cspec in candidates:
if is_spec_buildable(cspec): if is_spec_buildable(cspec):
@ -85,7 +88,7 @@ def _valid_virtuals_and_externals(self, spec):
def cmp_externals(a, b): def cmp_externals(a, b):
if a.name != b.name and (not a.external or a.external_module and if a.name != b.name and (not a.external or a.external_module and
not b.external and b.external_module): not b.external and b.external_module):
# We're choosing between different providers, so # We're choosing between different providers, so
# maintain order from provider sort # maintain order from provider sort
return candidates.index(a) - candidates.index(b) return candidates.index(a) - candidates.index(b)
@ -114,26 +117,26 @@ def choose_virtual_or_external(self, spec):
# Find the nearest spec in the dag that has a compiler. We'll # Find the nearest spec in the dag that has a compiler. We'll
# use that spec to calibrate compiler compatibility. # use that spec to calibrate compiler compatibility.
abi_exemplar = find_spec(spec, lambda(x): x.compiler) abi_exemplar = find_spec(spec, lambda x: x.compiler)
if not abi_exemplar: if not abi_exemplar:
abi_exemplar = spec.root abi_exemplar = spec.root
# Make a list including ABI compatibility of specs with the exemplar. # Make a list including ABI compatibility of specs with the exemplar.
strict = [spack.abi.compatible(c, abi_exemplar) for c in candidates] strict = [spack.abi.compatible(c, abi_exemplar) for c in candidates]
loose = [spack.abi.compatible(c, abi_exemplar, loose=True) for c in candidates] loose = [spack.abi.compatible(c, abi_exemplar, loose=True)
for c in candidates]
keys = zip(strict, loose, candidates) keys = zip(strict, loose, candidates)
# Sort candidates from most to least compatibility. # Sort candidates from most to least compatibility.
# Note: # Note:
# 1. We reverse because True > False. # 1. We reverse because True > False.
# 2. Sort is stable, so c's keep their order. # 2. Sort is stable, so c's keep their order.
keys.sort(key=lambda k:k[:2], reverse=True) keys.sort(key=lambda k: k[:2], reverse=True)
# Pull the candidates back out and return them in order # Pull the candidates back out and return them in order
candidates = [c for s,l,c in keys] candidates = [c for s, l, c in keys]
return candidates return candidates
def concretize_version(self, spec): def concretize_version(self, spec):
"""If the spec is already concrete, return. Otherwise take """If the spec is already concrete, return. Otherwise take
the preferred version from spackconfig, and default to the package's the preferred version from spackconfig, and default to the package's
@ -167,7 +170,8 @@ def prefer_key(v):
if valid_versions: if valid_versions:
# Disregard @develop and take the next valid version # Disregard @develop and take the next valid version
if ver(valid_versions[0]) == ver('develop') and len(valid_versions) > 1: if ver(valid_versions[0]) == ver('develop') and \
len(valid_versions) > 1:
spec.versions = ver([valid_versions[1]]) spec.versions = ver([valid_versions[1]])
else: else:
spec.versions = ver([valid_versions[0]]) spec.versions = ver([valid_versions[0]])
@ -193,40 +197,45 @@ def prefer_key(v):
return True # Things changed return True # Things changed
def _concretize_operating_system(self, spec): def _concretize_operating_system(self, spec):
platform = spec.architecture.platform
if spec.architecture.platform_os is not None and isinstance( if spec.architecture.platform_os is not None and isinstance(
spec.architecture.platform_os,spack.architecture.OperatingSystem): spec.architecture.platform_os,
spack.architecture.OperatingSystem):
return False return False
if spec.root.architecture and spec.root.architecture.platform_os: if spec.root.architecture and spec.root.architecture.platform_os:
if isinstance(spec.root.architecture.platform_os,spack.architecture.OperatingSystem): if isinstance(spec.root.architecture.platform_os,
spec.architecture.platform_os = spec.root.architecture.platform_os spack.architecture.OperatingSystem):
spec.architecture.platform_os = \
spec.root.architecture.platform_os
else: else:
spec.architecture.platform_os = spec.architecture.platform.operating_system('default_os') spec.architecture.platform_os = \
return True #changed spec.architecture.platform.operating_system('default_os')
return True # changed
def _concretize_target(self, spec): def _concretize_target(self, spec):
platform = spec.architecture.platform
if spec.architecture.target is not None and isinstance( if spec.architecture.target is not None and isinstance(
spec.architecture.target, spack.architecture.Target): spec.architecture.target, spack.architecture.Target):
return False return False
if spec.root.architecture and spec.root.architecture.target: if spec.root.architecture and spec.root.architecture.target:
if isinstance(spec.root.architecture.target,spack.architecture.Target): if isinstance(spec.root.architecture.target,
spack.architecture.Target):
spec.architecture.target = spec.root.architecture.target spec.architecture.target = spec.root.architecture.target
else: else:
spec.architecture.target = spec.architecture.platform.target('default_target') spec.architecture.target = spec.architecture.platform.target(
return True #changed 'default_target')
return True # changed
def _concretize_platform(self, spec): def _concretize_platform(self, spec):
if spec.architecture.platform is not None and isinstance( if spec.architecture.platform is not None and isinstance(
spec.architecture.platform, spack.architecture.Platform): spec.architecture.platform, spack.architecture.Platform):
return False return False
if spec.root.architecture and spec.root.architecture.platform: if spec.root.architecture and spec.root.architecture.platform:
if isinstance(spec.root.architecture.platform,spack.architecture.Platform): if isinstance(spec.root.architecture.platform,
spack.architecture.Platform):
spec.architecture.platform = spec.root.architecture.platform spec.architecture.platform = spec.root.architecture.platform
else: else:
spec.architecture.platform = spack.architecture.platform() spec.architecture.platform = spack.architecture.platform()
return True #changed? return True # changed?
def concretize_architecture(self, spec): def concretize_architecture(self, spec):
"""If the spec is empty provide the defaults of the platform. If the """If the spec is empty provide the defaults of the platform. If the
@ -245,30 +254,29 @@ def concretize_architecture(self, spec):
return True return True
# Concretize the operating_system and target based of the spec # Concretize the operating_system and target based of the spec
ret = any((self._concretize_platform(spec), ret = any((self._concretize_platform(spec),
self._concretize_operating_system(spec), self._concretize_operating_system(spec),
self._concretize_target(spec))) self._concretize_target(spec)))
return ret return ret
def concretize_variants(self, spec): def concretize_variants(self, spec):
"""If the spec already has variants filled in, return. Otherwise, add """If the spec already has variants filled in, return. Otherwise, add
the user preferences from packages.yaml or the default variants from the user preferences from packages.yaml or the default variants from
the package specification. the package specification.
""" """
changed = False changed = False
preferred_variants = spack.pkgsort.spec_preferred_variants(spec.package_class.name) preferred_variants = spack.pkgsort.spec_preferred_variants(
spec.package_class.name)
for name, variant in spec.package_class.variants.items(): for name, variant in spec.package_class.variants.items():
if name not in spec.variants: if name not in spec.variants:
changed = True changed = True
if name in preferred_variants: if name in preferred_variants:
spec.variants[name] = preferred_variants.get(name) spec.variants[name] = preferred_variants.get(name)
else: else:
spec.variants[name] = spack.spec.VariantSpec(name, variant.default) spec.variants[name] = \
spack.spec.VariantSpec(name, variant.default)
return changed return changed
def concretize_compiler(self, spec): def concretize_compiler(self, spec):
"""If the spec already has a compiler, we're done. If not, then take """If the spec already has a compiler, we're done. If not, then take
the compiler used for the nearest ancestor with a compiler the compiler used for the nearest ancestor with a compiler
@ -283,30 +291,32 @@ def concretize_compiler(self, spec):
""" """
# Pass on concretizing the compiler if the target is not yet determined # Pass on concretizing the compiler if the target is not yet determined
if not spec.architecture.platform_os: if not spec.architecture.platform_os:
#Although this usually means changed, this means awaiting other changes # Although this usually means changed, this means awaiting other
# changes
return True return True
# Only use a matching compiler if it is of the proper style # Only use a matching compiler if it is of the proper style
# Takes advantage of the proper logic already existing in compiler_for_spec # Takes advantage of the proper logic already existing in
# Should think whether this can be more efficient # compiler_for_spec Should think whether this can be more
# efficient
def _proper_compiler_style(cspec, arch): def _proper_compiler_style(cspec, arch):
platform = arch.platform platform = arch.platform
compilers = spack.compilers.compilers_for_spec(cspec, compilers = spack.compilers.compilers_for_spec(cspec,
platform=platform) platform=platform)
return filter(lambda c: c.operating_system == return filter(lambda c: c.operating_system ==
arch.platform_os, compilers) arch.platform_os, compilers)
#return compilers # return compilers
all_compilers = spack.compilers.all_compilers() all_compilers = spack.compilers.all_compilers()
if (spec.compiler and if (spec.compiler and
spec.compiler.concrete and spec.compiler.concrete and
spec.compiler in all_compilers): spec.compiler in all_compilers):
return False return False
#Find the another spec that has a compiler, or the root if none do # Find the another spec that has a compiler, or the root if none do
other_spec = spec if spec.compiler else find_spec(spec, lambda(x) : x.compiler) other_spec = spec if spec.compiler else find_spec(
spec, lambda x: x.compiler)
if not other_spec: if not other_spec:
other_spec = spec.root other_spec = spec.root
@ -318,9 +328,12 @@ def _proper_compiler_style(cspec, arch):
spec.compiler = other_compiler.copy() spec.compiler = other_compiler.copy()
return True return True
# Filter the compilers into a sorted list based on the compiler_order from spackconfig # Filter the compilers into a sorted list based on the compiler_order
compiler_list = all_compilers if not other_compiler else spack.compilers.find(other_compiler) # from spackconfig
cmp_compilers = partial(spack.pkgsort.compiler_compare, other_spec.name) compiler_list = all_compilers if not other_compiler else \
spack.compilers.find(other_compiler)
cmp_compilers = partial(
spack.pkgsort.compiler_compare, other_spec.name)
matches = sorted(compiler_list, cmp=cmp_compilers) matches = sorted(compiler_list, cmp=cmp_compilers)
if not matches: if not matches:
raise UnavailableCompilerVersionError(other_compiler) raise UnavailableCompilerVersionError(other_compiler)
@ -335,7 +348,6 @@ def _proper_compiler_style(cspec, arch):
assert(spec.compiler.concrete) assert(spec.compiler.concrete)
return True # things changed. return True # things changed.
def concretize_compiler_flags(self, spec): def concretize_compiler_flags(self, spec):
""" """
The compiler flags are updated to match those of the spec whose The compiler flags are updated to match those of the spec whose
@ -343,54 +355,66 @@ def concretize_compiler_flags(self, spec):
Default specs set at the compiler level will still be added later. Default specs set at the compiler level will still be added later.
""" """
if not spec.architecture.platform_os: if not spec.architecture.platform_os:
#Although this usually means changed, this means awaiting other changes # Although this usually means changed, this means awaiting other
# changes
return True return True
ret = False ret = False
for flag in spack.spec.FlagMap.valid_compiler_flags(): for flag in spack.spec.FlagMap.valid_compiler_flags():
try: try:
nearest = next(p for p in spec.traverse(direction='parents') nearest = next(p for p in spec.traverse(direction='parents')
if ((p.compiler == spec.compiler and p is not spec) if ((p.compiler == spec.compiler and
and flag in p.compiler_flags)) p is not spec) and
if not flag in spec.compiler_flags or \ flag in p.compiler_flags))
not (sorted(spec.compiler_flags[flag]) >= sorted(nearest.compiler_flags[flag])): if flag not in spec.compiler_flags or \
not (sorted(spec.compiler_flags[flag]) >=
sorted(nearest.compiler_flags[flag])):
if flag in spec.compiler_flags: if flag in spec.compiler_flags:
spec.compiler_flags[flag] = list(set(spec.compiler_flags[flag]) | spec.compiler_flags[flag] = list(
set(nearest.compiler_flags[flag])) set(spec.compiler_flags[flag]) |
set(nearest.compiler_flags[flag]))
else: else:
spec.compiler_flags[flag] = nearest.compiler_flags[flag] spec.compiler_flags[
flag] = nearest.compiler_flags[flag]
ret = True ret = True
except StopIteration: except StopIteration:
if (flag in spec.root.compiler_flags and ((not flag in spec.compiler_flags) or if (flag in spec.root.compiler_flags and
sorted(spec.compiler_flags[flag]) != sorted(spec.root.compiler_flags[flag]))): ((flag not in spec.compiler_flags) or
sorted(spec.compiler_flags[flag]) !=
sorted(spec.root.compiler_flags[flag]))):
if flag in spec.compiler_flags: if flag in spec.compiler_flags:
spec.compiler_flags[flag] = list(set(spec.compiler_flags[flag]) | spec.compiler_flags[flag] = list(
set(spec.root.compiler_flags[flag])) set(spec.compiler_flags[flag]) |
set(spec.root.compiler_flags[flag]))
else: else:
spec.compiler_flags[flag] = spec.root.compiler_flags[flag] spec.compiler_flags[
flag] = spec.root.compiler_flags[flag]
ret = True ret = True
else: else:
if not flag in spec.compiler_flags: if flag not in spec.compiler_flags:
spec.compiler_flags[flag] = [] spec.compiler_flags[flag] = []
# Include the compiler flag defaults from the config files # Include the compiler flag defaults from the config files
# This ensures that spack will detect conflicts that stem from a change # This ensures that spack will detect conflicts that stem from a change
# in default compiler flags. # in default compiler flags.
compiler = spack.compilers.compiler_for_spec(spec.compiler, spec.architecture) compiler = spack.compilers.compiler_for_spec(
spec.compiler, spec.architecture)
for flag in compiler.flags: for flag in compiler.flags:
if flag not in spec.compiler_flags: if flag not in spec.compiler_flags:
spec.compiler_flags[flag] = compiler.flags[flag] spec.compiler_flags[flag] = compiler.flags[flag]
if compiler.flags[flag] != []: if compiler.flags[flag] != []:
ret = True ret = True
else: else:
if ((sorted(spec.compiler_flags[flag]) != sorted(compiler.flags[flag])) and if ((sorted(spec.compiler_flags[flag]) !=
(not set(spec.compiler_flags[flag]) >= set(compiler.flags[flag]))): sorted(compiler.flags[flag])) and
(not set(spec.compiler_flags[flag]) >=
set(compiler.flags[flag]))):
ret = True ret = True
spec.compiler_flags[flag] = list(set(spec.compiler_flags[flag]) | spec.compiler_flags[flag] = list(
set(compiler.flags[flag])) set(spec.compiler_flags[flag]) |
set(compiler.flags[flag]))
return ret return ret
@ -401,8 +425,8 @@ def find_spec(spec, condition):
# First search parents, then search children # First search parents, then search children
deptype = ('build', 'link') deptype = ('build', 'link')
dagiter = chain( dagiter = chain(
spec.traverse(direction='parents', deptype=deptype, root=False), spec.traverse(direction='parents', deptype=deptype, root=False),
spec.traverse(direction='children', deptype=deptype, root=False)) spec.traverse(direction='children', deptype=deptype, root=False))
visited = set() visited = set()
for relative in dagiter: for relative in dagiter:
if condition(relative): if condition(relative):
@ -411,8 +435,10 @@ def find_spec(spec, condition):
# Then search all other relatives in the DAG *except* spec # Then search all other relatives in the DAG *except* spec
for relative in spec.root.traverse(deptypes=spack.alldeps): for relative in spec.root.traverse(deptypes=spack.alldeps):
if relative is spec: continue if relative is spec:
if id(relative) in visited: continue continue
if id(relative) in visited:
continue
if condition(relative): if condition(relative):
return relative return relative
@ -459,8 +485,10 @@ def cmp_specs(lhs, rhs):
class UnavailableCompilerVersionError(spack.error.SpackError): class UnavailableCompilerVersionError(spack.error.SpackError):
"""Raised when there is no available compiler that satisfies a """Raised when there is no available compiler that satisfies a
compiler spec.""" compiler spec."""
def __init__(self, compiler_spec): def __init__(self, compiler_spec):
super(UnavailableCompilerVersionError, self).__init__( super(UnavailableCompilerVersionError, self).__init__(
"No available compiler version matches '%s'" % compiler_spec, "No available compiler version matches '%s'" % compiler_spec,
@ -468,16 +496,20 @@ def __init__(self, compiler_spec):
class NoValidVersionError(spack.error.SpackError): class NoValidVersionError(spack.error.SpackError):
"""Raised when there is no way to have a concrete version for a """Raised when there is no way to have a concrete version for a
particular spec.""" particular spec."""
def __init__(self, spec): def __init__(self, spec):
super(NoValidVersionError, self).__init__( super(NoValidVersionError, self).__init__(
"There are no valid versions for %s that match '%s'" % (spec.name, spec.versions)) "There are no valid versions for %s that match '%s'" % (spec.name, spec.versions)) # NOQA: ignore=E501
class NoBuildError(spack.error.SpackError): class NoBuildError(spack.error.SpackError):
"""Raised when a package is configured with the buildable option False, but """Raised when a package is configured with the buildable option False, but
no satisfactory external versions can be found""" no satisfactory external versions can be found"""
def __init__(self, spec): def __init__(self, spec):
super(NoBuildError, self).__init__( super(NoBuildError, self).__init__(
"The spec '%s' is configured as not buildable, and no matching external installs were found" % spec.name) "The spec '%s' is configured as not buildable,and no matching external installs were found" % spec.name) # NOQA: ignore=E501