gpapidownloader.py

# pip install gpapi

import requests
from apkutils import APK
from gpapi.googleplay import GooglePlayAPI

host = "https://matlink.fr/token"
package = "com.nianticlabs.pokemongo"
version = None

reqemail = requests.get("{}/email".format(host))
email = reqemail.text
print("Got random email address")

reqtoken = requests.get("{}/token/email/{}".format(host, email))
token = reqtoken.text
print("Got token")

api = GooglePlayAPI(locale="en_US", timezone="UTC", device_codename="hero2lte")
gsfid = api.checkin(email, token)
print("Got device id")

api.login(gsfId=int(gsfid), authSubToken=token)
details = api.details(package)
appdetails = details["details"]["appDetails"]

print(
    "versionCode={}, versionString={}, splits={}, unstable={}".format(
        appdetails["versionCode"],
        appdetails["versionString"],
        len(appdetails["file"]),
        appdetails["unstable"],
    )
)

dl = api.download(package, versionCode=appdetails["versionCode"] if version is None else version)

print("Writing base.apk")
with open("base.apk", "wb") as fb:
    for index, chunk in enumerate(dl["file"]["data"]):
        fb.write(chunk)

for file in dl["splits"]:
    print("Writing {}.apk".format(file["name"]))
    with open("{}.apk".format(file["name"]), "wb") as fb:
        for index, chunk in enumerate(file["file"]["data"]):
            fb.write(chunk)

apk = APK("base.apk")
apkversion = apk.get_manifest()["@android:versionName"]
print("Downloaded version {}".format(apkversion))