Fix issues reported by pyflakes

Fix several style issues and remove unneeded imports/assignments.

Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>

4 files changed, 63 insertions, 21 deletions

diff --git a/git-interface/git-auth.py b/git-interface/git-auth.py
index c7de777f..83bd20c0 100755
--- a/git-interface/git-auth.py
+++ b/git-interface/git-auth.py
@@ -39,7 +39,7 @@ ssh_opts = config.get('auth', 'ssh-options')
 
 keytype = sys.argv[1]
 keytext = sys.argv[2]
-if not keytype in valid_keytypes:
+if keytype not in valid_keytypes:
     exit(1)
 
 db = mysql.connector.connect(host=aur_db_host, user=aur_db_user,
diff --git a/git-interface/git-serve.py b/git-interface/git-serve.py
index 62410e98..85815903 100755
--- a/git-interface/git-serve.py
+++ b/git-interface/git-serve.py
@@ -25,6 +25,7 @@ ssh_cmdline = config.get('serve', 'ssh-cmdline')
 enable_maintenance = config.getboolean('options', 'enable-maintenance')
 maintenance_exc = config.get('options', 'maintenance-exceptions').split()
 
+
 def pkgbase_from_name(pkgbase):
     db = mysql.connector.connect(host=aur_db_host, user=aur_db_user,
                                  passwd=aur_db_pass, db=aur_db_name,
@@ -36,9 +37,11 @@ def pkgbase_from_name(pkgbase):
     row = cur.fetchone()
     return row[0] if row else None
 
+
 def pkgbase_exists(pkgbase):
     return pkgbase_from_name(pkgbase) is not None
 
+
 def list_repos(user):
     db = mysql.connector.connect(host=aur_db_host, user=aur_db_user,
                                  passwd=aur_db_pass, db=aur_db_name,
@@ -56,6 +59,7 @@ def list_repos(user):
         print((' ' if row[1] else '*') + row[0])
     db.close()
 
+
 def create_pkgbase(pkgbase, user):
     if not re.match(repo_regex, pkgbase):
         die('{:s}: invalid repository name: {:s}'.format(action, pkgbase))
@@ -83,6 +87,7 @@ def create_pkgbase(pkgbase, user):
     db.commit()
     db.close()
 
+
 def pkgbase_config_keywords(pkgbase, keywords):
     pkgbase_id = pkgbase_from_name(pkgbase)
     if not pkgbase_id:
@@ -102,6 +107,7 @@ def pkgbase_config_keywords(pkgbase, keywords):
     db.commit()
     db.close()
 
+
 def check_permissions(pkgbase, user):
     db = mysql.connector.connect(host=aur_db_host, user=aur_db_user,
                                  passwd=aur_db_pass, db=aur_db_name,
@@ -120,13 +126,16 @@ def check_permissions(pkgbase, user):
                 "WHERE Name = %s AND Username = %s", [pkgbase, user])
     return cur.fetchone()[0] > 0
 
+
 def die(msg):
     sys.stderr.write("{:s}\n".format(msg))
     exit(1)
 
+
 def die_with_help(msg):
     die(msg + "\nTry `{:s} help` for a list of commands.".format(ssh_cmdline))
 
+
 user = os.environ.get("AUR_USER")
 cmd = os.environ.get("SSH_ORIGINAL_COMMAND")
 if not cmd:
@@ -136,7 +145,7 @@ action = cmdargv[0]
 
 if enable_maintenance:
     remote_addr = os.environ["SSH_CLIENT"].split(" ")[0]
-    if not remote_addr in maintenance_exc:
+    if remote_addr not in maintenance_exc:
         die("The AUR is down due to maintenance. We will be back soon.")
 
 if action == 'git-upload-pack' or action == 'git-receive-pack':
diff --git a/git-interface/git-update.py b/git-interface/git-update.py
index 6e09517f..5efc9b1d 100755
--- a/git-interface/git-update.py
+++ b/git-interface/git-update.py
@@ -1,6 +1,5 @@
 #!/usr/bin/python3
 
-from copy import copy, deepcopy
 import configparser
 import mysql.connector
 import os
@@ -22,6 +21,7 @@ aur_db_socket = config.get('database', 'socket')
 repo_path = config.get('serve', 'repo-path')
 repo_regex = config.get('serve', 'repo-regex')
 
+
 def extract_arch_fields(pkginfo, field):
     values = []
 
@@ -36,6 +36,7 @@ def extract_arch_fields(pkginfo, field):
 
     return values
 
+
 def parse_dep(depstring):
     dep, _, desc = depstring.partition(': ')
     depname = re.sub(r'(<|=|>).*', '', dep)
@@ -46,6 +47,7 @@ def parse_dep(depstring):
     else:
         return (depname, depcond)
 
+
 def save_srcinfo(srcinfo, db, cur, user):
     # Obtain package base ID and previous maintainer.
     pkgbase = srcinfo._pkgbase['pkgname']
@@ -72,13 +74,14 @@ def save_srcinfo(srcinfo, db, cur, user):
         pkginfo = srcinfo.GetMergedPackage(pkgname)
 
         if 'epoch' in pkginfo and int(pkginfo['epoch']) > 0:
-            ver = '{:d}:{:s}-{:s}'.format(int(pkginfo['epoch']), pkginfo['pkgver'],
+            ver = '{:d}:{:s}-{:s}'.format(int(pkginfo['epoch']),
+                                          pkginfo['pkgver'],
                                           pkginfo['pkgrel'])
         else:
             ver = '{:s}-{:s}'.format(pkginfo['pkgver'], pkginfo['pkgrel'])
 
         for field in ('pkgdesc', 'url'):
-            if not field in pkginfo:
+            if field not in pkginfo:
                 pkginfo[field] = None
 
         # Create a new package.
@@ -165,13 +168,16 @@ def save_srcinfo(srcinfo, db, cur, user):
 
     db.commit()
 
+
 def die(msg):
     sys.stderr.write("error: {:s}\n".format(msg))
     exit(1)
 
+
 def warn(msg):
     sys.stderr.write("warning: {:s}\n".format(msg))
 
+
 def die_commit(msg, commit):
     sys.stderr.write("error: The following error " +
                      "occurred when parsing commit\n")
@@ -179,6 +185,7 @@ def die_commit(msg, commit):
     sys.stderr.write("error: {:s}\n".format(msg))
     exit(1)
 
+
 repo = pygit2.Repository(repo_path)
 
 user = os.environ.get("AUR_USER")
@@ -207,7 +214,7 @@ cur = db.cursor()
 if sha1_old != "0000000000000000000000000000000000000000":
     walker = repo.walk(sha1_old, pygit2.GIT_SORT_TOPOLOGICAL)
     walker.hide(sha1_new)
-    if next(walker, None) != None:
+    if next(walker, None) is not None:
         cur.execute("SELECT AccountTypeID FROM Users WHERE UserName = %s ",
                     [user])
         if cur.fetchone()[0] == 1:
@@ -221,7 +228,7 @@ if sha1_old != "0000000000000000000000000000000000000000":
 # Validate all new commits.
 for commit in walker:
     for fname in ('.SRCINFO', 'PKGBUILD'):
-        if not fname in commit.tree:
+        if fname not in commit.tree:
             die_commit("missing {:s}".format(fname), str(commit.id))
 
     for treeobj in commit.tree:
@@ -232,7 +239,8 @@ for commit in walker:
                        str(commit.id))
 
         if not isinstance(blob, pygit2.Blob):
-            die_commit("not a blob object: {:s}".format(treeobj), str(commit.id))
+            die_commit("not a blob object: {:s}".format(treeobj),
+                       str(commit.id))
 
         if blob.size > 250000:
             die_commit("maximum blob size (250kB) exceeded", str(commit.id))
@@ -252,17 +260,20 @@ for commit in walker:
 
     srcinfo_pkgbase = srcinfo._pkgbase['pkgname']
     if not re.match(repo_regex, srcinfo_pkgbase):
-        die_commit('invalid pkgbase: {:s}'.format(srcinfo_pkgbase), str(commit.id))
+        die_commit('invalid pkgbase: {:s}'.format(srcinfo_pkgbase),
+                   str(commit.id))
 
     for pkgname in srcinfo.GetPackageNames():
         pkginfo = srcinfo.GetMergedPackage(pkgname)
 
         for field in ('pkgver', 'pkgrel', 'pkgname'):
-            if not field in pkginfo:
-                die_commit('missing mandatory field: {:s}'.format(field), str(commit.id))
+            if field not in pkginfo:
+                die_commit('missing mandatory field: {:s}'.format(field),
+                           str(commit.id))
 
         if 'epoch' in pkginfo and not pkginfo['epoch'].isdigit():
-            die_commit('invalid epoch: {:s}'.format(pkginfo['epoch']), str(commit.id))
+            die_commit('invalid epoch: {:s}'.format(pkginfo['epoch']),
+                       str(commit.id))
 
         if not re.match(r'[a-z0-9][a-z0-9\.+_-]*$', pkginfo['pkgname']):
             die_commit('invalid package name: {:s}'.format(pkginfo['pkgname']),
@@ -282,8 +293,10 @@ for commit in walker:
             fname = field['value']
             if "://" in fname or "lp:" in fname:
                 continue
-            if not fname in commit.tree:
-                die_commit('missing source file: {:s}'.format(fname), str(commit.id))
+            if fname not in commit.tree:
+                die_commit('missing source file: {:s}'.format(fname),
+                           str(commit.id))
+
 
 # Display a warning if .SRCINFO is unchanged.
 if sha1_old not in ("0000000000000000000000000000000000000000", sha1_new):
diff --git a/scripts/notify.py b/scripts/notify.py
index b5bf518b..7b10efb9 100755
--- a/scripts/notify.py
+++ b/scripts/notify.py
@@ -4,7 +4,6 @@ import configparser
 import email.mime.text
 import mysql.connector
 import os
-import smtplib
 import subprocess
 import sys
 import textwrap
@@ -29,12 +28,15 @@ reply_to = config.get('notifications', 'reply-to')
 def headers_cc(cclist):
     return {'Cc': str.join(', ', cclist)}
 
+
 def headers_msgid(thread_id):
     return {'Message-ID': thread_id}
 
+
 def headers_reply(thread_id):
     return {'In-Reply-To': thread_id, 'References': thread_id}
 
+
 def send_notification(to, subject, body, refs, headers={}):
     wrapped = ''
     for line in body.splitlines():
@@ -54,23 +56,28 @@ def send_notification(to, subject, body, refs, headers={}):
         p = subprocess.Popen([sendmail, '-t', '-oi'], stdin=subprocess.PIPE)
         p.communicate(msg.as_bytes())
 
+
 def username_from_id(cur, uid):
     cur.execute('SELECT UserName FROM Users WHERE ID = %s', [uid])
     return cur.fetchone()[0]
 
+
 def pkgbase_from_id(cur, pkgbase_id):
     cur.execute('SELECT Name FROM PackageBases WHERE ID = %s', [pkgbase_id])
     return cur.fetchone()[0]
 
+
 def pkgbase_from_pkgreq(cur, reqid):
     cur.execute('SELECT PackageBaseID FROM PackageRequests WHERE ID = %s',
                 [reqid])
     return cur.fetchone()[0]
 
+
 def get_user_email(cur, uid):
     cur.execute('SELECT Email FROM Users WHERE ID = %s', [uid])
     return cur.fetchone()[0]
 
+
 def get_maintainer_email(cur, pkgbase_id):
     cur.execute('SELECT Users.Email FROM Users ' +
                 'INNER JOIN PackageBases ' +
@@ -78,6 +85,7 @@ def get_maintainer_email(cur, pkgbase_id):
                 'PackageBases.ID = %s', [pkgbase_id])
     return cur.fetchone()[0]
 
+
 def get_recipients(cur, pkgbase_id, uid):
     cur.execute('SELECT DISTINCT Users.Email FROM Users ' +
                 'INNER JOIN CommentNotify ' +
@@ -86,6 +94,7 @@ def get_recipients(cur, pkgbase_id, uid):
                 'CommentNotify.PackageBaseID = %s', [uid, pkgbase_id])
     return [row[0] for row in cur.fetchall()]
 
+
 def get_request_recipients(cur, pkgbase_id, uid):
     cur.execute('SELECT DISTINCT Users.Email FROM Users ' +
                 'INNER JOIN PackageBases ' +
@@ -93,25 +102,30 @@ def get_request_recipients(cur, pkgbase_id, uid):
                 'Users.ID = %s OR PackageBases.ID = %s', [uid, pkgbase_id])
     return [row[0] for row in cur.fetchall()]
 
+
 def get_comment(cur, comment_id):
     cur.execute('SELECT Comments FROM PackageComments WHERE ID = %s',
                 [comment_id])
     return cur.fetchone()[0]
 
+
 def get_flagger_comment(cur, pkgbase_id):
     cur.execute('SELECT FlaggerComment FROM PackageBases WHERE ID = %s',
                 [pkgbase_id])
     return cur.fetchone()[0]
 
+
 def get_request_comment(cur, reqid):
     cur.execute('SELECT Comments FROM PackageRequests WHERE ID = %s', [reqid])
     return cur.fetchone()[0]
 
+
 def get_request_closure_comment(cur, reqid):
     cur.execute('SELECT ClosureComment FROM PackageRequests WHERE ID = %s',
                 [reqid])
     return cur.fetchone()[0]
 
+
 def send_resetkey(cur, uid):
     cur.execute('SELECT UserName, Email, ResetKey FROM Users WHERE ID = %s',
                 [uid])
@@ -126,6 +140,7 @@ def send_resetkey(cur, uid):
 
     send_notification([to], subject, body, refs)
 
+
 def welcome(cur, uid):
     cur.execute('SELECT UserName, Email, ResetKey FROM Users WHERE ID = %s',
                 [uid])
@@ -140,14 +155,13 @@ def welcome(cur, uid):
 
     send_notification([to], subject, body, refs)
 
+
 def comment(cur, uid, pkgbase_id, comment_id):
     user = username_from_id(cur, uid)
     pkgbase = pkgbase_from_id(cur, pkgbase_id)
     to = get_recipients(cur, pkgbase_id, uid)
     text = get_comment(cur, comment_id)
 
-    uri = aur_location + '/pkgbase/' + pkgbase + '/'
-
     user_uri = aur_location + '/account/' + user + '/'
     pkgbase_uri = aur_location + '/pkgbase/' + pkgbase + '/'
 
@@ -164,6 +178,7 @@ def comment(cur, uid, pkgbase_id, comment_id):
 
     send_notification(to, subject, body, refs, headers)
 
+
 def flag(cur, uid, pkgbase_id):
     user = username_from_id(cur, uid)
     pkgbase = pkgbase_from_id(cur, pkgbase_id)
@@ -182,6 +197,7 @@ def flag(cur, uid, pkgbase_id):
 
     send_notification(to, subject, body, refs)
 
+
 def comaintainer_add(cur, pkgbase_id, uid):
     pkgbase = pkgbase_from_id(cur, pkgbase_id)
     to = [get_user_email(cur, uid)]
@@ -194,6 +210,7 @@ def comaintainer_add(cur, pkgbase_id, uid):
 
     send_notification(to, subject, body, refs)
 
+
 def comaintainer_remove(cur, pkgbase_id, uid):
     pkgbase = pkgbase_from_id(cur, pkgbase_id)
     to = [get_user_email(cur, uid)]
@@ -201,12 +218,13 @@ def comaintainer_remove(cur, pkgbase_id, uid):
     pkgbase_uri = aur_location + '/pkgbase/' + pkgbase + '/'
 
     subject = 'AUR Co-Maintainer Notification for %s' % (pkgbase)
-    body = 'You were removed from the co-maintainer list of %s [1].' % \
-            (pkgbase)
+    body = ('You were removed from the co-maintainer list of %s [1].' %
+            (pkgbase))
     refs = '[1] ' + pkgbase_uri + '\n'
 
     send_notification(to, subject, body, refs)
 
+
 def delete(cur, uid, old_pkgbase_id, new_pkgbase_id=None):
     user = username_from_id(cur, uid)
     old_pkgbase = pkgbase_from_id(cur, old_pkgbase_id)
@@ -215,7 +233,7 @@ def delete(cur, uid, old_pkgbase_id, new_pkgbase_id=None):
     to = get_recipients(cur, old_pkgbase_id, uid)
 
     user_uri = aur_location + '/account/' + user + '/'
-    pkgbase_uri = aur_location + '/pkgbase/' + pkgbase + '/'
+    pkgbase_uri = aur_location + '/pkgbase/' + old_pkgbase + '/'
 
     subject = 'AUR Package deleted: %s' % (old_pkgbase)
     if new_pkgbase_id:
@@ -236,6 +254,7 @@ def delete(cur, uid, old_pkgbase_id, new_pkgbase_id=None):
 
     send_notification(to, subject, body, refs)
 
+
 def request_open(cur, uid, reqid, reqtype, pkgbase_id, merge_into=None):
     user = username_from_id(cur, uid)
     pkgbase = pkgbase_from_id(cur, pkgbase_id)
@@ -268,12 +287,13 @@ def request_open(cur, uid, reqid, reqtype, pkgbase_id, merge_into=None):
 
     send_notification(to, subject, body, refs, headers)
 
+
 def request_close(cur, uid, reqid, reason):
     user = username_from_id(cur, uid)
     pkgbase_id = pkgbase_from_pkgreq(cur, reqid)
     to = [aur_request_ml]
     cc = get_request_recipients(cur, pkgbase_id, uid)
-    text = get_request_closure_comment(cur, reqid);
+    text = get_request_closure_comment(cur, reqid)
 
     user_uri = aur_location + '/account/' + user + '/'