Format python files using yapf

Change-Id: I8b7b97efb6bfdcceef9efc533cdaa0675ab7db40
diff --git a/tools/download_kotlin_dev.py b/tools/download_kotlin_dev.py
index 3bcf9b7..aa73ba8 100755
--- a/tools/download_kotlin_dev.py
+++ b/tools/download_kotlin_dev.py
@@ -5,13 +5,13 @@
 
 import utils
 if utils.is_python3():
-  from html.parser import HTMLParser
-  import urllib.request
-  url_request = urllib.request
+    from html.parser import HTMLParser
+    import urllib.request
+    url_request = urllib.request
 else:
-  from HTMLParser import HTMLParser
-  import urllib
-  url_request = urllib
+    from HTMLParser import HTMLParser
+    import urllib
+    url_request = urllib
 import os
 import sys
 
@@ -19,69 +19,75 @@
                              "kotlin/bootstrap/org/jetbrains/kotlin/"
 KOTLIN_RELEASE_URL = JETBRAINS_KOTLIN_MAVEN_URL + "kotlin-compiler/"
 
+
 def download_newest():
-  response = url_request.urlopen(KOTLIN_RELEASE_URL)
-  if response.getcode() != 200:
-    raise Exception('Url: %s \n returned %s'
-                    % (KOTLIN_RELEASE_URL, response.getcode()))
-  content = str(response.read())
-  release_candidates = []
+    response = url_request.urlopen(KOTLIN_RELEASE_URL)
+    if response.getcode() != 200:
+        raise Exception('Url: %s \n returned %s' %
+                        (KOTLIN_RELEASE_URL, response.getcode()))
+    content = str(response.read())
+    release_candidates = []
 
-  class HTMLContentParser(HTMLParser):
-    def handle_data(self, data):
-      if ('-dev-' in data):
-        release_candidates.append(data)
+    class HTMLContentParser(HTMLParser):
 
-  parser = HTMLContentParser()
-  parser.feed(content)
+        def handle_data(self, data):
+            if ('-dev-' in data):
+                release_candidates.append(data)
 
-  top_most_version = (0, 0, 0, 0)
-  top_most_version_and_build = None
+    parser = HTMLContentParser()
+    parser.feed(content)
 
-  for version in release_candidates:
-    # The compiler version is on the form <major>.<minor>.<revision>-dev-<build>/
-    version = version.replace('/', '')
-    version_build_args = version.split('-')
-    version_components = version_build_args[0].split('.')
-    version_components.append(version_build_args[2])
-    current_version = tuple(map(int, version_components))
-    if (current_version > top_most_version):
-      top_most_version = current_version
-      top_most_version_and_build = version
+    top_most_version = (0, 0, 0, 0)
+    top_most_version_and_build = None
 
-  if (top_most_version_and_build is None):
-      raise Exception('Url: %s \n returned %s'
-                      % (KOTLIN_RELEASE_URL, response.getcode()))
+    for version in release_candidates:
+        # The compiler version is on the form <major>.<minor>.<revision>-dev-<build>/
+        version = version.replace('/', '')
+        version_build_args = version.split('-')
+        version_components = version_build_args[0].split('.')
+        version_components.append(version_build_args[2])
+        current_version = tuple(map(int, version_components))
+        if (current_version > top_most_version):
+            top_most_version = current_version
+            top_most_version_and_build = version
 
-  # We can now download all files related to the kotlin compiler version.
-  print("Downloading version: " + top_most_version_and_build)
+    if (top_most_version_and_build is None):
+        raise Exception('Url: %s \n returned %s' %
+                        (KOTLIN_RELEASE_URL, response.getcode()))
 
-  kotlinc_lib = os.path.join(
-      utils.THIRD_PARTY, "kotlin", "kotlin-compiler-dev", "kotlinc", "lib")
+    # We can now download all files related to the kotlin compiler version.
+    print("Downloading version: " + top_most_version_and_build)
 
-  utils.DownloadFromGoogleCloudStorage(
-      os.path.join(
-          utils.THIRD_PARTY, "kotlin", "kotlin-compiler-dev.tar.gz.sha1"))
+    kotlinc_lib = os.path.join(utils.THIRD_PARTY, "kotlin",
+                               "kotlin-compiler-dev", "kotlinc", "lib")
 
-  download_and_save(
-      JETBRAINS_KOTLIN_MAVEN_URL + "kotlin-compiler/{0}/kotlin-compiler-{0}.jar"
-      .format(top_most_version_and_build), kotlinc_lib, "kotlin-compiler.jar")
-  download_and_save(
-      JETBRAINS_KOTLIN_MAVEN_URL + "kotlin-stdlib/{0}/kotlin-stdlib-{0}.jar"
-      .format(top_most_version_and_build), kotlinc_lib, "kotlin-stdlib.jar")
-  download_and_save(
-      JETBRAINS_KOTLIN_MAVEN_URL + "kotlin-reflect/{0}/kotlin-reflect-{0}.jar"
-      .format(top_most_version_and_build), kotlinc_lib, "kotlin-reflect.jar")
-  download_and_save(
-    JETBRAINS_KOTLIN_MAVEN_URL + "kotlin-script-runtime/{0}/kotlin-script-runtime-{0}.jar"
-    .format(top_most_version_and_build), kotlinc_lib, "kotlin-script-runtime.jar")
+    utils.DownloadFromGoogleCloudStorage(
+        os.path.join(utils.THIRD_PARTY, "kotlin",
+                     "kotlin-compiler-dev.tar.gz.sha1"))
+
+    download_and_save(
+        JETBRAINS_KOTLIN_MAVEN_URL +
+        "kotlin-compiler/{0}/kotlin-compiler-{0}.jar".format(
+            top_most_version_and_build), kotlinc_lib, "kotlin-compiler.jar")
+    download_and_save(
+        JETBRAINS_KOTLIN_MAVEN_URL +
+        "kotlin-stdlib/{0}/kotlin-stdlib-{0}.jar".format(
+            top_most_version_and_build), kotlinc_lib, "kotlin-stdlib.jar")
+    download_and_save(
+        JETBRAINS_KOTLIN_MAVEN_URL +
+        "kotlin-reflect/{0}/kotlin-reflect-{0}.jar".format(
+            top_most_version_and_build), kotlinc_lib, "kotlin-reflect.jar")
+    download_and_save(
+        JETBRAINS_KOTLIN_MAVEN_URL +
+        "kotlin-script-runtime/{0}/kotlin-script-runtime-{0}.jar".format(
+            top_most_version_and_build), kotlinc_lib,
+        "kotlin-script-runtime.jar")
 
 
 def download_and_save(url, path, name):
-  print('Downloading: ' + url)
-  url_request.urlretrieve(url, os.path.join(path, name))
+    print('Downloading: ' + url)
+    url_request.urlretrieve(url, os.path.join(path, name))
 
 
 if __name__ == '__main__':
-  sys.exit(download_newest())
-
+    sys.exit(download_newest())