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upip: allow == to specify exact version #70

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upip: allow == to specify exact version #70

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a1225a4
allow == to specify exact version
chrisdecker1201 Nov 30, 2021
384e622
change logic
chrisdecker1201 Dec 1, 2021
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22 changes: 13 additions & 9 deletions upip/upip.py
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Original file line number Diff line number Diff line change
Expand Up @@ -24,8 +24,6 @@

file_buf = bytearray(512)

simple_lst_re = ure.compile('<a href="(.+?)#')


class NotFoundError(Exception):
pass
Expand Down Expand Up @@ -191,19 +189,20 @@ def get_latest_url_json(name):
assert len(packages) == 1
return packages[0]["url"]

def get_latest_url_simple(name):
def get_url_simple(name, version):
# Stupid PEP 503 normalization
name = name.replace("_", "-").replace(".", "-").lower()
f = url_open("https://pypi.org/simple/%s/" % name)
url_name = name.replace("_", "-").replace(".", "-").lower()
f = url_open("https://pypi.org/simple/%s/" % url_name)
simple_lst_re = ure.compile('<a href="((.+?)' + name.replace(".", "\.") + '-' + version.replace(".", "\.") + '(.+?))#')
try:
last_url = None
match_url = None
while 1:
l = f.readline().decode()
if not l: break
m = simple_lst_re.search(l)
if m:
last_url = m.group(1)
return last_url
match_url = m.group(1)
return match_url
finally:
f.close()

Expand All @@ -216,7 +215,12 @@ def fatal(msg, exc=None):

def install_pkg(pkg_spec, install_path):
#package_url = get_latest_url_json(pkg_spec)
package_url = get_latest_url_simple(pkg_spec)
package = pkg_spec.split("==")
package_name = package[0]
package_version = ""
if len(package) == 2:
package_version = package[1]
package_url = get_url_simple(package_name, package_version)

print("Installing %s from %s" % (pkg_spec, package_url))
package_fname = op_basename(package_url)
Expand Down