From 3d4f58a04e06ef4bdd023effc52d4cb33b49080c Mon Sep 17 00:00:00 2001
From: monosans <hsyqixco@protonmail.com>
Date: Fri, 16 Jul 2021 10:42:29 +0300
Subject: Replace for loops with comprehensions

---
 archinstall/lib/general.py  |  5 +----
 archinstall/lib/hardware.py |  5 ++++-
 archinstall/lib/mirrors.py  |  4 +---
 archinstall/lib/packages.py | 15 ++++++---------
 docs/conf.py                |  4 +---
 5 files changed, 13 insertions(+), 20 deletions(-)

diff --git a/archinstall/lib/general.py b/archinstall/lib/general.py
index b9dc66ab..5200033a 100644
--- a/archinstall/lib/general.py
+++ b/archinstall/lib/general.py
@@ -98,10 +98,7 @@ class JsonEncoder:
 		elif isinstance(obj, (datetime, date)):
 			return obj.isoformat()
 		elif isinstance(obj, (list, set, tuple)):
-			r = []
-			for item in obj:
-				r.append(json.loads(json.dumps(item, cls=JSON)))
-			return r
+			return [json.loads(json.dumps(item, cls=JSON)) for item in obj]
 		else:
 			return obj
 
diff --git a/archinstall/lib/hardware.py b/archinstall/lib/hardware.py
index a63155f5..b1ac516d 100644
--- a/archinstall/lib/hardware.py
+++ b/archinstall/lib/hardware.py
@@ -131,7 +131,10 @@ def product_name() -> Optional[str]:
 
 def mem_info():
 	# This implementation is from https://stackoverflow.com/a/28161352
-	return dict((i.split()[0].rstrip(':'), int(i.split()[1])) for i in open('/proc/meminfo').readlines())
+	return {
+		i.split()[0].rstrip(':'): int(i.split()[1])
+		for i in open('/proc/meminfo').readlines()
+	}
 
 
 def mem_available() -> Optional[str]:
diff --git a/archinstall/lib/mirrors.py b/archinstall/lib/mirrors.py
index 95fb5ac6..1b62a61b 100644
--- a/archinstall/lib/mirrors.py
+++ b/archinstall/lib/mirrors.py
@@ -59,9 +59,7 @@ def filter_mirrors_by_region(regions, destination='/etc/pacman.d/mirrorlist', so
 	:param regions: A series of country codes separated by `,`. For instance `SE,US` for sweden and United States.
 	:type regions: str
 	"""
-	region_list = []
-	for region in regions.split(','):
-		region_list.append(f'country={region}')
+	region_list = [f'country={region}' for region in regions.split(',')]
 	response = urllib.request.urlopen(urllib.request.Request(f"https://archlinux.org/mirrorlist/?{'&'.join(region_list)}&protocol=https&protocol=http&ip_version=4&ip_version=6&use_mirror_status=on'", headers={'User-Agent': 'ArchInstall'}))
 	new_list = response.read().replace(b"#Server", b"Server")
 
diff --git a/archinstall/lib/packages.py b/archinstall/lib/packages.py
index 0ea195d2..0178d257 100644
--- a/archinstall/lib/packages.py
+++ b/archinstall/lib/packages.py
@@ -46,10 +46,7 @@ def find_packages(*names):
 	The function itself is rather slow, so consider not sending to
 	many packages to the search query.
 	"""
-	result = {}
-	for package in names:
-		result[package] = find_package(package)
-	return result
+	return {package: find_package(package) for package in names}
 
 
 def validate_package_list(packages: list):
@@ -57,11 +54,11 @@ def validate_package_list(packages: list):
 	Validates a list of given packages.
 	Raises `RequirementError` if one or more packages are not found.
 	"""
-	invalid_packages = []
-	for package in packages:
-		if not find_package(package)['results'] and not find_group(package):
-			invalid_packages.append(package)
-
+	invalid_packages = [
+		package
+		for package in packages
+		if not find_package(package)['results'] and not find_group(package)
+	]
 	if invalid_packages:
 		raise RequirementError(f"Invalid package names: {invalid_packages}")
 
diff --git a/docs/conf.py b/docs/conf.py
index add1c5e7..33aeeae8 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -7,9 +7,7 @@ sys.path.insert(0, os.path.abspath('..'))
 
 def process_docstring(app, what, name, obj, options, lines):
 	spaces_pat = re.compile(r"( {8})")
-	ll = []
-	for line in lines:
-		ll.append(spaces_pat.sub("    ", line))
+	ll = [spaces_pat.sub("    ", line) for line in lines]
 	lines[:] = ll
 
 
-- 
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