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Make the presence of cmsis-pack-manager package optional

pull/10089/head
Brian Daniels 2019-03-13 15:36:51 -05:00
parent 6906f39bf5
commit f200c2757b
1 changed files with 61 additions and 18 deletions
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49
tools/arm_pack_manager/__init__.py
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@ -19,7 +19,12 @@ limitations under the License.
from os.path import join, dirname from os.path import join, dirname
from json import load, dump from json import load, dump
import warnings import warnings
from cmsis_pack_manager import Cache as _Cache
try:
from cmsis_pack_manager import Cache as _Cache
_CPM_PRESENT = True
except ImportError:
_CPM_PRESENT = False
from tools.flash_algo import PackFlashAlgo from tools.flash_algo import PackFlashAlgo
@ -60,10 +65,14 @@ class Cache(object):
:type no_timeouts: bool :type no_timeouts: bool
""" """
def __init__(self, silent, no_timeouts): def __init__(self, silent, no_timeouts):
if _CPM_PRESENT:
self._cache = _Cache( self._cache = _Cache(
silent, no_timeouts, silent, no_timeouts,
json_path=LocalPackDir, data_path=LocalPackDir json_path=LocalPackDir, data_path=LocalPackDir
) )
else:
self._cache = None
try: try:
self._legacy_names = load(open(LocalPackLegacyNames)) self._legacy_names = load(open(LocalPackLegacyNames))
except IOError: except IOError:
@ -101,17 +110,36 @@ class Cache(object):
@property @property
def index(self): def index(self):
if _CPM_PRESENT:
return _CacheLookup(self._cache.index, self._legacy_names) return _CacheLookup(self._cache.index, self._legacy_names)
else:
local_index = load(open(LocalPackIndex))
return _CacheLookup(local_index, self._legacy_names)
def cache_descriptors(self): def cache_descriptors(self):
self._cache.cache_descriptors if _CPM_PRESENT:
return self._cache.cache_descriptors()
else:
print(
'The Python package "cmsis-pack-manager" is not installed. '
'To cache CMSIS Pack descriptors, please install this '
'package with "pip install cmsis-pack-manager".'
)
return []
def cache_everything(self): def cache_everything(self):
if _CPM_PRESENT:
self._cache.cache_everything() self._cache.cache_everything()
for name, device in self._cache.index.items(): for name, device in self._cache.index.items():
if name != "version": if name != "version":
device["sectors"] = self._get_sectors(device) device["sectors"] = self._get_sectors(device)
self.generate_index() self.generate_index()
else:
print(
'The Python package "cmsis-pack-manager" is not installed. '
'To update the cache, please install this package with '
'"pip install cmsis-pack-manager".'
)
def get_svd_file(self, device_name): def get_svd_file(self, device_name):
"""Retrieve the flash algorithm file for a particular part. """Retrieve the flash algorithm file for a particular part.
@ -125,11 +153,26 @@ class Cache(object):
describes the flashing algorithm describes the flashing algorithm
:rtype: ZipExtFile :rtype: ZipExtFile
""" """
if _CPM_PRESENT:
device = self.index[device_name] device = self.index[device_name]
pack = self.pack_from_cache(device) pack = self._cache.pack_from_cache(device)
return pack.open(device['debug']) return pack.open(device['debug'])
else:
print(
'The Python package "cmsis-pack-manager" is not installed. '
'To use SVD files, please install this package with '
'"pip install cmsis-pack-manager".'
)
return None
def generate_index(self): def generate_index(self):
if _CPM_PRESENT:
with open(LocalPackIndex, "w+") as out: with open(LocalPackIndex, "w+") as out:
self._cache.index["version"] = "0.2.0" self._cache.index["version"] = "0.2.0"
dump(self._cache.index, out, indent=4, sort_keys=True) dump(self._cache.index, out, indent=4, sort_keys=True)
else:
print(
'The Python package "cmsis-pack-manager" is not installed. '
'To generate a CMSIS Pack index, please install this package with '
'"pip install cmsis-pack-manager".'
)