cleanup whitespace and fix license header (#845)

examples/aws_credentials.py

@@ -18,16 +18,16 @@
 # The default AWS metadata service can be found at:
 #   -> 169.254.169.254/latest/meta-data/iam/security-credentials
 #
-# If you wish to retieve credentials from a different place you can provide 
+# If you wish to retrieve credentials from a different place you can provide
 # the 'endpoint' paramater to the IamEc2MetaData credentials object
 
 from minio.credentials import IamEc2MetaData
 
 # Initialize Minio with IamEc2MetaData default credentials object
-client = Minio('s3.amazonaws.com', 
+client = Minio('s3.amazonaws.com',
                credentials=IamEc2MetaData())
 
-# Initialize Minio with IamEc2MetaData custom 
+# Initialize Minio with IamEc2MetaData custom
 
-client = Minio('s3.amazonaws.com', 
-               credentials=IamEc2MetaData(endpoint='custom.endpoint'))
+client = Minio('s3.amazonaws.com',
+               credentials=IamEc2MetaData(endpoint='custom.endpoint'))

examples/chain_credentials.py

@@ -18,11 +18,11 @@
 
 from minio.credentials import Chain, EnvAWS, EnvMinio, IamEc2MetaData
 
-client = Minio('s3.amazonaws.com', 
+client = Minio('s3.amazonaws.com',
                credentials=Chain(
                    providers=[
                        IamEc2MetaData(),
                        EnvAWS(),
                        EnvMinio()
                    ]
-               ))
+               ))

minio/credentials/credentials.py

@@ -54,7 +54,7 @@ def __init__(self, forceRefresh=True, provider=None):
         self._creds = None
         self._forceRefresh = forceRefresh
         self._provider = provider
-    
+
     def get(self):
         if self.is_expired():
             try:

minio/credentials/env_aws.py

@@ -29,7 +29,7 @@ def retrieve(self):
         access_key = os.environ.get('AWS_ACCESS_KEY_ID')
         if access_key == "":
             access_key = os.environ.get('AWS_ACCESS_KEY')
-        
+
         secret = os.environ.get('AWS_SECRET_ACCESS_KEY')
         if secret == "":
             secret = os.environ.get('AWS_SECRET_KEY')

minio/credentials/env_minio.py

@@ -32,7 +32,7 @@ def retrieve(self):
         secret = os.environ.get('MINIO_SECRET_KEY')
 
         self._retrieved = True
-        
+
         return Value(
             access_key=id,
             secret_key=secret

minio/credentials/file_aws_credentials.py

@@ -33,7 +33,7 @@ def retrieve(self):
             if self._filename == "" or self._filename is None:
                 home_dir = os.environ.get('HOME')
                 self._filename = os.path.join(home_dir, '.aws', 'credentials')
-        
+
         if self._profile == "" or self._profile is None:
             self._profile = os.environ.get('AWS_PROFILE')
             if self._profile == "" or self._profile is None:
@@ -49,7 +49,7 @@ def retrieve(self):
             session_token = ini_profile.get(self._profile, 'aws_session_token')
         except:
             pass
-        
+
         if access_key == '' or secret == '':
             return Value()
 

minio/credentials/file_minio_client.py

@@ -37,13 +37,13 @@ def retrieve(self):
             self._alias = os.environ.get('MINIO_ALIAS')
             if self._alias == "" or self._alias is None:
                 self._alias = "s3"
-        
+
         self._retrieved = False
 
         config = open(self._filename, 'r')
         doc = json.load(config)
         creds = doc['hosts'][self._alias]
-        
+
         access_key = creds['accessKey']
         secret_key = creds['secretKey']
 

minio/signer.py

@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
-# MinIO Python Library for Amazon S3 Compatible Cloud Storage, (C) 2015 MinIO, Inc.
+# MinIO Python Library for Amazon S3 Compatible Cloud Storage,
+# (C) 2015-2020 MinIO, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -146,7 +147,7 @@ def presign_v4(method, url, credentials,
                                                    content_hash_hex)
     string_to_sign = generate_string_to_sign(request_date, region,
                                              canonical_request)
-    signing_key = generate_signing_key(request_date, region, 
+    signing_key = generate_signing_key(request_date, region,
                                        credentials.get().secret_key)
     signature = hmac.new(signing_key, string_to_sign.encode('utf-8'),
                          hashlib.sha256).hexdigest()

tests/unit/minio_mocks.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # MinIO Python Library for Amazon S3 Compatible Cloud Storage,
-# (C) 2015,2016 MinIO, Inc.
+# (C) 2015-2020 MinIO, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -57,7 +57,7 @@ def stream(self, chunk_size=1, decode_unicode=False):
     # dummy release connection call.
     def release_conn(self):
         return
-    
+
     def __getitem__(self, key):
         if key == "status":
             return self.status