import json
import os
import time
import uuid

from google.appengine.api import urlfetch
from models import Profile

def getUserId(user, id_type="email"):
    if id_type == "email":
        return user.email()

    if id_type == "oauth":
        """A workaround implementation for getting userid."""
        auth = os.getenv('HTTP_AUTHORIZATION')
        bearer, token = auth.split()
        token_type = 'id_token'
        if 'OAUTH_USER_ID' in os.environ:
            token_type = 'access_token'
        url = ('https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s'
               % (token_type, token))
        user = {}
        wait = 1
        for i in range(3):
            resp = urlfetch.fetch(url)
            if resp.status_code == 200:
                user = json.loads(resp.content)
                break
            elif resp.status_code == 400 and 'invalid_token' in resp.content:
                url = ('https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s'
                       % ('access_token', token))
            else:
                time.sleep(wait)
                wait = wait + i
        return user.get('user_id', '')

    if id_type == "custom":
        # implement your own user_id creation and getting algorythm
        # this is just a sample that queries datastore for an existing profile
        # and generates an id if profile does not exist for an email
        profile = Conference.query(Conference.mainEmail == user.email())
        if profile:
            return profile.id()
        else:
            return str(uuid.uuid1().get_hex())

import json
import os
import time

from google.appengine.api import urlfetch


def getUserId(user, id_type="email"):
    if id_type == "email":
        return user.email()

    if id_type == "oauth":
        """A workaround implementation for getting userid."""
        auth = os.getenv('HTTP_AUTHORIZATION')
        bearer, token = auth.split()
        token_type = 'id_token'
        if 'OAUTH_USER_ID' in os.environ:
            token_type = 'access_token'
        url = ('https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s'
               % (token_type, token))
        user = {}
        wait = 1
        for i in range(3):
            resp = urlfetch.fetch(url)
            if resp.status_code == 200:
                user = json.loads(resp.content)
                break
            elif resp.status_code == 400 and 'invalid_token' in resp.content:
                url = ('https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s'
                       % ('access_token', token))
            else:
                time.sleep(wait)
                wait = wait + i
        return user.get('user_id', '')

Remove unused code and get rid of flake8 errors
Remove unused code and get rid of flake8 errors

  import json
  import os
  import time
- import uuid
  
  from google.appengine.api import urlfetch
- from models import Profile
+ 
  
  def getUserId(user, id_type="email"):
      if id_type == "email":
          return user.email()
  
      if id_type == "oauth":
          """A workaround implementation for getting userid."""
          auth = os.getenv('HTTP_AUTHORIZATION')
          bearer, token = auth.split()
          token_type = 'id_token'
          if 'OAUTH_USER_ID' in os.environ:
              token_type = 'access_token'
          url = ('https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s'
                 % (token_type, token))
          user = {}
          wait = 1
          for i in range(3):
              resp = urlfetch.fetch(url)
              if resp.status_code == 200:
                  user = json.loads(resp.content)
                  break
              elif resp.status_code == 400 and 'invalid_token' in resp.content:
                  url = ('https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s'
                         % ('access_token', token))
              else:
                  time.sleep(wait)
                  wait = wait + i
          return user.get('user_id', '')
  
-     if id_type == "custom":
-         # implement your own user_id creation and getting algorythm
-         # this is just a sample that queries datastore for an existing profile
-         # and generates an id if profile does not exist for an email
-         profile = Conference.query(Conference.mainEmail == user.email())
-         if profile:
-             return profile.id()
-         else:
-             return str(uuid.uuid1().get_hex())
- 
Remove unused code and get rid of flake8 errors
## Code Before:
import json
import os
import time
import uuid

from google.appengine.api import urlfetch
from models import Profile

def getUserId(user, id_type="email"):
    if id_type == "email":
        return user.email()

    if id_type == "oauth":
        """A workaround implementation for getting userid."""
        auth = os.getenv('HTTP_AUTHORIZATION')
        bearer, token = auth.split()
        token_type = 'id_token'
        if 'OAUTH_USER_ID' in os.environ:
            token_type = 'access_token'
        url = ('https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s'
               % (token_type, token))
        user = {}
        wait = 1
        for i in range(3):
            resp = urlfetch.fetch(url)
            if resp.status_code == 200:
                user = json.loads(resp.content)
                break
            elif resp.status_code == 400 and 'invalid_token' in resp.content:
                url = ('https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s'
                       % ('access_token', token))
            else:
                time.sleep(wait)
                wait = wait + i
        return user.get('user_id', '')

    if id_type == "custom":
        # implement your own user_id creation and getting algorythm
        # this is just a sample that queries datastore for an existing profile
        # and generates an id if profile does not exist for an email
        profile = Conference.query(Conference.mainEmail == user.email())
        if profile:
            return profile.id()
        else:
            return str(uuid.uuid1().get_hex())

## Instruction:
Remove unused code and get rid of flake8 errors
## Code After:
import json
import os
import time

from google.appengine.api import urlfetch


def getUserId(user, id_type="email"):
    if id_type == "email":
        return user.email()

    if id_type == "oauth":
        """A workaround implementation for getting userid."""
        auth = os.getenv('HTTP_AUTHORIZATION')
        bearer, token = auth.split()
        token_type = 'id_token'
        if 'OAUTH_USER_ID' in os.environ:
            token_type = 'access_token'
        url = ('https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s'
               % (token_type, token))
        user = {}
        wait = 1
        for i in range(3):
            resp = urlfetch.fetch(url)
            if resp.status_code == 200:
                user = json.loads(resp.content)
                break
            elif resp.status_code == 400 and 'invalid_token' in resp.content:
                url = ('https://www.googleapis.com/oauth2/v1/tokeninfo?%s=%s'
                       % ('access_token', token))
            else:
                time.sleep(wait)
                wait = wait + i
        return user.get('user_id', '')
