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13 changes: 8 additions & 5 deletions tools/arm_pack_manager/__init__.py
Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,8 @@ def strip_protocol(url) :
return protocol_matcher.sub("", str(url))

def largest_version(content) :
return sorted([t['version'] for t in content.package.releases('release')], reverse=True)[0]
return sorted([t['version'] for t in content.package.releases('release')],
reverse=True, key=lambda v: map(int, v.split(".")))[0]

def do_queue(Class, function, interable) :
q = Queue()
Expand Down Expand Up @@ -251,8 +252,9 @@ def get_flash_algorthim_binary(self, device_name) :
:return: A file-like object that, when read, is the ELF file that describes the flashing algorithm
:rtype: ZipExtFile
"""
pack = self.pack_from_cache(self.index[device_name])
return pack.open(device['algorithm']['file'])
device = self.index[device_name]
pack = self.pack_from_cache(device)
return pack.open(device['algorithm'].keys()[0])

def get_svd_file(self, device_name) :
"""Retrieve the flash algorithm file for a particular part.
Expand All @@ -264,7 +266,8 @@ def get_svd_file(self, device_name) :
:return: A file-like object that, when read, is the ELF file that describes the flashing algorithm
:rtype: ZipExtFile
"""
pack = self.pack_from_cache(self.index[device_name])
device = self.index[device_name]
pack = self.pack_from_cache(device)
return pack.open(device['debug'])

def generate_index(self) :
Expand Down Expand Up @@ -407,7 +410,7 @@ def pdsc_from_cache(self, url) :
with open(dest, "r") as fd :
return BeautifulSoup(fd, "html.parser")

def pack_from_cache(self, url) :
def pack_from_cache(self, device) :
"""Low level inteface for extracting a PACK file from the cache.

Assumes that the file specified is a PACK file and is in the cache.
Expand Down