Apply pep8 fix

gns3server/handlers/api/dynamips_vm_handler.py

@@ -323,7 +323,7 @@ class DynamipsVMHandler:
         pcap_file_path = os.path.join(vm.project.capture_working_directory(), request.json["capture_file_name"])
 
         if sys.platform.startswith('win'):
-            #FIXME: Dynamips (Cygwin actually) doesn't like non ascii paths on Windows
+            # FIXME: Dynamips (Cygwin actually) doesn't like non ascii paths on Windows
             try:
                 pcap_file_path.encode('ascii')
             except UnicodeEncodeError:

gns3server/handlers/api/file_handler.py

@@ -57,4 +57,3 @@ class FileHandler:
             raise aiohttp.web.HTTPNotFound()
         except OSError as e:
             raise aiohttp.web.HTTPConflict(text=str(e))
-

gns3server/handlers/index_handler.py

@@ -16,7 +16,9 @@
 
 from ..web.route import Route
 
+
 class IndexHandler:
+
     @classmethod
     @Route.get(
         r"/",

gns3server/modules/docker/docker_vm.py

@@ -44,6 +44,7 @@ class Container(BaseVM):
     :param manager: Manager instance
     :param image: Docker image
     """
+
     def __init__(self, name, vm_id, project, manager, image, startcmd=None):
         self._name = name
         self._id = vm_id

gns3server/modules/dynamips/dynamips_hypervisor.py

@@ -276,7 +276,7 @@ class DynamipsHypervisor:
             while True:
                 try:
                     try:
-                        #line = yield from self._reader.readline()  # this can lead to ValueError: Line is too long
+                        # line = yield from self._reader.readline()  # this can lead to ValueError: Line is too long
                         chunk = yield from self._reader.read(1024)  # match to Dynamips' buffer size
                     except asyncio.CancelledError:
                         # task has been canceled but continue to read

gns3server/modules/dynamips/nodes/ethernet_switch.py

@@ -193,7 +193,7 @@ class EthernetSwitch(Device):
         elif settings["type"] == "dot1q":
             yield from self.set_dot1q_port(port_number, settings["vlan"])
         elif settings["type"] == "qinq":
-            yield from self.set_qinq_port(port_number, settings["vlan"], settings["ethertype"] )
+            yield from self.set_qinq_port(port_number, settings["vlan"], settings["ethertype"])
 
     @asyncio.coroutine
     def set_access_port(self, port_number, vlan_id):

gns3server/modules/iou/utils/iou_export.py

@@ -48,8 +48,8 @@ def uncompress_LZC(data):
     LZC_NUM_BITS_MIN = 9
     LZC_NUM_BITS_MAX = 16
 
-    in_data  = bytearray(data)
-    in_len   = len(in_data)
+    in_data = bytearray(data)
+    in_len = len(in_data)
     out_data = bytearray()
 
     if in_len == 0:
@@ -59,26 +59,26 @@ def uncompress_LZC(data):
     if in_data[0] != 0x1F or in_data[1] != 0x9D:
         raise ValueError('invalid header')
 
-    maxbits   = in_data[2] & 0x1F
-    numItems  = 1 << maxbits
+    maxbits = in_data[2] & 0x1F
+    numItems = 1 << maxbits
     blockMode = (in_data[2] & 0x80) != 0
     if maxbits < LZC_NUM_BITS_MIN or maxbits > LZC_NUM_BITS_MAX:
         raise ValueError('not supported')
 
-    parents  = [0] * numItems
+    parents = [0] * numItems
     suffixes = [0] * numItems
 
-    in_pos  = 3
+    in_pos = 3
     numBits = LZC_NUM_BITS_MIN
-    head    = 256
+    head = 256
     if blockMode:
         head += 1
 
-    needPrev   = 0
-    bitPos     = 0
+    needPrev = 0
+    bitPos = 0
     numBufBits = 0
 
-    parents[256]  = 0
+    parents[256] = 0
     suffixes[256] = 0
 
     buf_extend = bytearray([0] * 3)
@@ -87,7 +87,7 @@ def uncompress_LZC(data):
         # fill buffer, when empty
         if numBufBits == bitPos:
             buf_len = min(in_len - in_pos, numBits)
-            buf = in_data[in_pos:in_pos+buf_len] + buf_extend
+            buf = in_data[in_pos:in_pos + buf_len] + buf_extend
             numBufBits = buf_len << 3
             bitPos = 0
             in_pos += buf_len
@@ -142,12 +142,12 @@ def uncompress_LZC(data):
 
 # extract 16 bit unsigned int from data
 def get_uint16(data, off):
-    return data[off] << 8 | data[off+1]
+    return data[off] << 8 | data[off + 1]
 
 
 # extract 32 bit unsigned int from data
 def get_uint32(data, off):
-    return data[off] << 24 | data[off+1] << 16 | data[off+2] << 8 | data[off+3]
+    return data[off] << 24 | data[off + 1] << 16 | data[off + 2] << 8 | data[off + 3]
 
 
 # export IOU NVRAM
@@ -165,7 +165,7 @@ def nvram_export(nvram):
     offset += 36
     if len(nvram) < offset + length:
         raise ValueError('invalid length')
-    startup = nvram[offset:offset+length]
+    startup = nvram[offset:offset + length]
 
     # compressed startup config
     if format == 2:
@@ -176,7 +176,7 @@ def nvram_export(nvram):
 
     offset += length
     # alignment to multiple of 4
-    offset = (offset+3) & ~3
+    offset = (offset + 3) & ~3
     # check for additonal offset of 4
     if len(nvram) >= offset + 8 and \
        get_uint16(nvram, offset + 4) == 0xFEDC and \
@@ -189,7 +189,7 @@ def nvram_export(nvram):
         length = get_uint32(nvram, offset + 12)
         offset += 16
         if len(nvram) >= offset + length:
-            private = nvram[offset:offset+length]
+            private = nvram[offset:offset + length]
 
     return (startup, private)
 

gns3server/modules/iou/utils/iou_import.py

@@ -41,26 +41,26 @@ import sys
 
 # extract 16 bit unsigned int from data
 def get_uint16(data, off):
-    return data[off] << 8 | data[off+1]
+    return data[off] << 8 | data[off + 1]
 
 
 # extract 32 bit unsigned int from data
 def get_uint32(data, off):
-    return data[off] << 24 | data[off+1] << 16 | data[off+2] << 8 | data[off+3]
+    return data[off] << 24 | data[off + 1] << 16 | data[off + 2] << 8 | data[off + 3]
 
 
 # insert 16 bit unsigned int into data
 def put_uint16(data, off, value):
-    data[off]   = (value >> 8) & 0xff
-    data[off+1] = value & 0xff
+    data[off] = (value >> 8) & 0xff
+    data[off + 1] = value & 0xff
 
 
 # insert 32 bit unsigned int into data
 def put_uint32(data, off, value):
-    data[off]   = (value >> 24) & 0xff
-    data[off+1] = (value >> 16) & 0xff
-    data[off+2] = (value >> 8) & 0xff
-    data[off+3] = value & 0xff
+    data[off] = (value >> 24) & 0xff
+    data[off + 1] = (value >> 16) & 0xff
+    data[off + 2] = (value >> 8) & 0xff
+    data[off + 3] = value & 0xff
 
 
 # calculate padding
@@ -77,7 +77,7 @@ def checksum(data, start, end):
 
     chk = 0
     idx = start
-    while idx < end-1:
+    while idx < end - 1:
         chk += get_uint16(data, idx)
         idx += 2
     if idx < end:
@@ -93,21 +93,21 @@ def checksum(data, start, end):
 # import IOU NVRAM
 def nvram_import(nvram, startup, private, size):
     BASE_ADDRESS = 0x10000000
-    DEFAULT_IOS  = 0x0F04               # IOS 15.4
+    DEFAULT_IOS = 0x0F04               # IOS 15.4
 
     # check size parameter
     if size is not None and (size < 8 or size > 1024):
         raise ValueError('invalid size')
 
     # create new nvram if nvram is empty or has wrong size
-    if nvram is None or (size is not None and len(nvram) != size*1024):
-        nvram = bytearray([0] * (size*1024))
+    if nvram is None or (size is not None and len(nvram) != size * 1024):
+        nvram = bytearray([0] * (size * 1024))
     else:
         nvram = bytearray(nvram)
 
     # check nvram size
     nvram_len = len(nvram)
-    if nvram_len < 8*1024 or nvram_len > 1024*1024 or nvram_len % 1024 != 0:
+    if nvram_len < 8 * 1024 or nvram_len > 1024 * 1024 or nvram_len % 1024 != 0:
         raise ValueError('invalid NVRAM length')
     nvram_len = nvram_len // 2
 
@@ -127,7 +127,7 @@ def nvram_import(nvram, startup, private, size):
         raise ValueError('unknown nvram format')
 
     # calculate max. config size
-    max_config = nvram_len - 2*1024             # reserve 2k for files
+    max_config = nvram_len - 2 * 1024             # reserve 2k for files
     idx = max_config
     empty_sector = bytearray([0] * 1024)
     while True:
@@ -135,11 +135,11 @@ def nvram_import(nvram, startup, private, size):
         if idx < config_len:
             break
         # if valid file header:
-        if get_uint16(nvram, idx+0) == 0xDCBA and \
-           get_uint16(nvram, idx+4) < 8 and \
-           get_uint16(nvram, idx+6) <= 992:
+        if get_uint16(nvram, idx + 0) == 0xDCBA and \
+           get_uint16(nvram, idx + 4) < 8 and \
+           get_uint16(nvram, idx + 6) <= 992:
             max_config = idx
-        elif nvram[idx:idx+1024] != empty_sector:
+        elif nvram[idx:idx + 1024] != empty_sector:
             break
 
     # import startup config
@@ -151,11 +151,11 @@ def nvram_import(nvram, startup, private, size):
         ios = DEFAULT_IOS
         startup.extend([ord('\n')] * ((4 - len(startup) % 4) % 4))
     new_nvram = bytearray([0] * 36)                             # startup hdr
-    put_uint16(new_nvram,  0, 0xABCD)                           # magic
-    put_uint16(new_nvram,  2, 1)                                # raw data
-    put_uint16(new_nvram,  6, ios)                              # IOS version
-    put_uint32(new_nvram,  8, BASE_ADDRESS+36)                  # start address
-    put_uint32(new_nvram, 12, BASE_ADDRESS+36 + len(startup))   # end address
+    put_uint16(new_nvram, 0, 0xABCD)                           # magic
+    put_uint16(new_nvram, 2, 1)                                # raw data
+    put_uint16(new_nvram, 6, ios)                              # IOS version
+    put_uint32(new_nvram, 8, BASE_ADDRESS + 36)                  # start address
+    put_uint32(new_nvram, 12, BASE_ADDRESS + 36 + len(startup))   # end address
     put_uint32(new_nvram, 16, len(startup))                     # length
     new_nvram.extend(startup)
     new_nvram.extend([0] * padding(len(new_nvram), ios))
@@ -167,11 +167,11 @@ def nvram_import(nvram, startup, private, size):
         private = bytearray(private)
     offset = len(new_nvram)
     new_nvram.extend([0] * 16)                                  # private hdr
-    put_uint16(new_nvram,  0 + offset, 0xFEDC)                  # magic
-    put_uint16(new_nvram,  2 + offset, 1)                       # raw data
-    put_uint32(new_nvram,  4 + offset,
+    put_uint16(new_nvram, 0 + offset, 0xFEDC)                  # magic
+    put_uint16(new_nvram, 2 + offset, 1)                       # raw data
+    put_uint32(new_nvram, 4 + offset,
                BASE_ADDRESS + offset + 16)                      # start address
-    put_uint32(new_nvram,  8 + offset,
+    put_uint32(new_nvram, 8 + offset,
                BASE_ADDRESS + offset + 16 + len(private))       # end address
     put_uint32(new_nvram, 12 + offset, len(private))            # length
     new_nvram.extend(private)

gns3server/modules/vmware/__init__.py

@@ -557,7 +557,7 @@ class VMware(BaseManager):
 
         inventory_path = self.get_vmware_inventory_path()
         if os.path.exists(inventory_path):
-            #FIXME: inventory may exist if VMware workstation has not been fully uninstalled, therefore VMware player VMs are not searched
+            # FIXME: inventory may exist if VMware workstation has not been fully uninstalled, therefore VMware player VMs are not searched
             return self._get_vms_from_inventory(inventory_path)
         else:
             # VMware player has no inventory file, let's search the default location for VMs.

gns3server/utils/images.py

@@ -21,6 +21,7 @@ import hashlib
 import logging
 log = logging.getLogger(__name__)
 
+
 def md5sum(path):
     """
     Return the md5sum of an image and cache it on disk

gns3server/utils/interfaces.py

@@ -30,7 +30,7 @@ def _get_windows_interfaces_from_registry():
 
     import winreg
 
-    #HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\Interfaces
+    # HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\Interfaces
     interfaces = []
     try:
         hkey = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, r"SOFTWARE\Microsoft\Windows NT\CurrentVersion\NetworkCards")

tests/handlers/test_upload.py

@@ -104,6 +104,7 @@ def test_upload_previous_checksum(server, tmpdir):
         checksum = f.read()
         assert checksum == "ae187e1febee2a150b64849c32d566ca"
 
+
 def test_upload_images_backup(server, tmpdir):
     Config.instance().set("Server", "images_path", str(tmpdir / 'images'))
     os.makedirs(str(tmpdir / 'images' / 'IOU'))

tests/modules/qemu/test_qemu_vm.py

@@ -242,7 +242,6 @@ def test_set_qemu_path_environ(vm, tmpdir, fake_qemu_binary):
     assert vm.platform == "x86_64"
 
 
-
 def test_set_qemu_path_windows(vm, tmpdir):
 
     bin_path = os.path.join(os.environ["PATH"], "qemu-system-x86_64w.EXE")
@@ -255,7 +254,6 @@ def test_set_qemu_path_windows(vm, tmpdir):
     assert vm.platform == "x86_64"
 
 
-
 @pytest.mark.skipif(sys.platform.startswith("linux") is False, reason="Supported only on linux")
 def test_set_qemu_path_kvm_binary(vm, tmpdir, fake_qemu_binary):
 

utils/vmnet.py

@@ -93,6 +93,7 @@ def parse_vmnet_range(start, end):
     """
 
     class Range(argparse.Action):
+
         def __call__(self, parser, args, values, option_string=None):
             if len(values) != 2:
                 raise argparse.ArgumentTypeError("vmnet range must consist of 2 numbers")