Tag: line 36

Cannot install tkinter for python 3.8

Post author By Ubuntu Questions
Post date April 5, 2020
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I have Python 3.8 on Ubuntu 16.04. I installed python3-tk: Reading package lists… Done Building dependency tree Reading state information… Done python3-tk is already the newest version (3.5.1-1). 0 upgraded, 0 newly installed, 0 to remove and 12 not upgraded. and python3.8-tk: Reading package lists… Done Building dependency tree Reading state information… Done python3.8-tk is […]

Tags _Error) File "/usr/local/lib/python3.8/runpy.py", 0 newly installed, 0 to remove and 12 not upgraded. and python3.8-tk: Reading package lists... Done Building dependency tree Reading state information., 0 to remove and 12 not upgraded. But it is not found: $ python3.8 -m tkinter Traceback (most recent call last): File "/usr/local/lib/pyth, code = _get_module_details(mod_name, error) File "/usr/local/lib/python3.8/runpy.py", I have Python 3.8 on Ubuntu 16.04. I installed python3-tk: Reading package lists... Done Building dependency tree Reading state info, in _get_module_details __import__(pkg_name) File "/usr/local/lib/python3.8/tkinter/__init__.py", in _get_module_details return _get_module_details(pkg_main_name, in _run_module_as_main mod_name, in import _tkinter # If this fails your Python may not be configured for Tk ModuleNotFoundError: No module named '_tkinter', line 110, line 143, line 184, line 36, mod_spec

Mastering Development

gRPC communication exception over client – docker – server model

Post author By Full Stack
Post date April 4, 2020
No Comments on gRPC communication exception over client – docker – server model

Trying to do communication by gRPC in a client(c# – GUI) <–> server(python) <–> client(python) <–>server(c#). Setup: –> GUI in c#(grpc client) that connects with a Python service(inside a docker) that functions as a gRPC server. This setup works using the default “greeter” service used in many examples around on the web. –> Docker also […]

Tags "description":"Error received from peer ipv4:10.233.17.65:10052", "file_line":1056, "file":"src/core/lib/surface/call.cc", "grpc_message":"Exception was thrown by handler.", "grpc_status":2}" > Traceback (most recent call last): File "D:\Users\apyrk\AppData\Local\Continuum\anaconda3\envs\AINET_CPU\lib\site-packa, call, ChannelCredentials.Insecure); var client = new Greeter.GreeterClient(channel); //fill in time tags tags., context) File "d:\Users\apyrk\Documents\Visual Studio 2017\Projects\TrialError\gRPC_python\Python_server\greeter_server.py", context): tags = [] p = lambda:None p.__dict__ = json.loads(request.name) print ("From date: "+str(p.startDat, endDate: '', endDate): # NOTE(gRPC Python Team): .close() is possible on a channel and should be # used in circumstances in which the with stateme, false, give an error generated by the c# service. What I tried already: - Closing my GUI and start the client again gives me the possibility to use, in __call__ return _end_unary_response_blocking(state, in _call_behavior response_or_iterator = behavior(argument, in run response = stub.ReadHistPoints(OpcUa_pb2.ReadPayload(TagNames=jsonstr)) File "D:\Users\apyrk\AppData\Local\Continuum\anaconda3\e, in SayHello AspenTechClient.session(tags, in session run(Tags, line 18, line 36, line 40, line 435, line 729, line 826, List tag) { //initialize communcation channel Channel channel = new Channel(ChannelId, long enddate, long startdate, None) File "D:\Users\apyrk\AppData\Local\Continuum\anaconda3\envs\AINET_CPU\lib\site-packages\grpc\_channel.py", port 10500 Ctrl-C to stop From date: 20191111000000 to date: 20191211000000 requesting tags: Tags collected: 12 From date: 20191111000000 to, port 10500") print ("Ctrl-C to stop") server.start() try: while True: time.sleep(_ONE_DAY_IN_SECONDS) ex, request, server) server.add_insecure_port('[::]:10500') print ("Server started, sets up a channel and sends a "SayHello" to the grpc Server in the docker. The service in the docker receive the message and sets up a new gr, startDate, str(p.endDate)) File "d:\Users\apyrk\Documents\Visual Studio 2017\Projects\TrialError\gRPC_python\Python_server\AspenTechClient.py", str(p.endDate)) return helloworld_pb2.HelloReply(message='We received your request. We reported you already back. Thank you for using, str(p.startDate), stub) Error I received: S erver started, stub) File "d:\Users\apyrk\Documents\Visual Studio 2017\Projects\TrialError\gRPC_python\Python_server\AspenTechClient.py", Trying to do communication by gRPC in a client(c# - GUI) server(python) client(python) server(c#). Setup: --> GUI in c#(grpc c

Mastering Development

want to start ninja-ide but won’t start

Post author By Full Stack
Post date April 4, 2020
No Comments on want to start ninja-ide but won’t start

install ninja-ide in my kali Linux, whenever I run this code “ninja-ide” to run it this error keeps on coming….. Traceback (most recent call last): File “/usr/bin/ninja-ide”, line 34, in <module> ninja_ide.setup_and_run() File “/usr/share/ninja-ide/ninja_ide/__init__.py”, line 71, in setup_and_run core.run_ninja() File “/usr/share/ninja-ide/ninja_ide/core/core.py”, line 48, in run_ninja from ninja_ide.gui import ide File “/usr/share/ninja-ide/ninja_ide/gui/ide.py”, line 45, in <module> […]

Tags in from ninja_ide.core import plugin_services File "/usr/share/ninja-ide/ninja_ide/core/plugin_services.py", in from ninja_ide.gui.main_panel import browser_widget File "/usr/share/ninja-ide/ninja_ide/gui/main_panel/browser_widget.py", in from ninja_ide.gui.main_panel import main_container File "/usr/share/ninja-ide/ninja_ide/gui/main_panel/main_container.py", in from ninja_ide.gui.main_panel import tab_widget File "/usr/share/ninja-ide/ninja_ide/gui/main_panel/tab_widget.py", in from PyQt4.QtWebKit import QWebView ImportError: No module named QtWebKit pls what could be the reason, in ninja_ide.setup_and_run() File "/usr/share/ninja-ide/ninja_ide/__init__.py", in run_ninja from ninja_ide.gui import ide File "/usr/share/ninja-ide/ninja_ide/gui/ide.py", in setup_and_run core.run_ninja() File "/usr/share/ninja-ide/ninja_ide/core/core.py", install ninja-ide in my kali Linux, line 29, line 34, line 36, line 40, line 45, line 48, line 71, line: 27, whenever I run this code "ninja-ide" to run it this error keeps on coming..... Traceback (most recent call last): File "/usr/bin/ninja-ide

Mastering Development

Rasbian Lite: email Python Package install (No module named ‘cStringIO’)

Post author By Full Stack
Post date April 4, 2020
No Comments on Rasbian Lite: email Python Package install (No module named ‘cStringIO’)

Sorry for possible duplicate. I am using Rasbian Lite OS. When I try to install package email: pi@raspberrypi:~ $ sudo pip3 install email I get error message: Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple Collecting email Using cached email-4.0.2.tar.gz (1.2 MB) ERROR: Command errored out with exit status 1: command: /usr/bin/python3 -c ‘import sys, setuptools, tokenize; sys.argv[0] […]

Tags __file__, '"'"'\n'"'"');f.close();exec(compile(code, '"'"'exec'"'"'))' egg_info --egg-base /tmp/pip-install-298bk50t/email/pip-egg-info cwd: /tmp/pip-install-298bk50t/email/ Complete output, '"'"'open'"'"', https://www.piwheels.org/simple Collecting email Using cached email-4.0.2.tar.gz (1.2 MB) ERROR: Command errored out with exit status 1:, https://www.piwheels.org/simple ERROR: Could not find a version that satisfies the requirement cStringIO (from versions: none) ERROR: No ma, in File "/usr/local/lib/python3.7/dist-packages/setuptools/__init__.py", in from cStringIO import StringIO ModuleNotFoundError: No module named 'cStringIO' ---------------------------------------- ERR, in import email.parser File "/tmp/pip-install-298bk50t/email/email/parser.py", in import pkg_resources File "/usr/local/lib/python3.7/dist-packages/pkg_resources/__init__.py", in import setuptools.version File "/usr/local/lib/python3.7/dist-packages/setuptools/version.py", line 1, line 10, line 17, line 36, open)(__file__);code=f.read().replace('"'"'\r\n'"'"', setuptools, Sorry for possible duplicate. I am using Rasbian Lite OS. When I try to install package email: pi@raspberrypi:~ $ sudo pip3 install email, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-298bk50t/email/setup.py'"'"'; __file__='"'"'/tmp/pip-install-298bk50t/email/setup.py'"'"';f=get, when I run: sudo pip install cStringIO I get an error: Looking in indexes: https://pypi.org/simple

Mastering Development

why it is showing referenced before assignment in python

Post author By Full Stack
Post date March 31, 2020
No Comments on why it is showing referenced before assignment in python

Can anybody can tell me where i am doing wrong in this following python program. I am trying to create a paint like software. but its showing errors File “E:\project\New folder\paint_new.py”, line 33, in use_eraser activate_button(eraser_button, eraser_mode=True) File “E:\project\New folder\paint_new.py”, line 36, in activate_button active_button.config(relief=RAISED) UnboundLocalError: local variable ‘active_button’ referenced before assignment name ‘eraser_on’ is […]

Tags ('EVENT Y', ('TEXTCOLOR', bg='white', Can anybody can tell me where i am doing wrong in this following python program. I am trying to create a paint like software. but its showi, capstyle=ROUND, column=0) brush_button = Button(root, column=1) color_button = Button(root, column=2) eraser_button = Button(root, column=3) choose_size_button = Scale(root, column=4) c = Canvas(root, columnspan=5) setup() root.mainloop(), command=choose_color) color_button.grid(row=0, command=use_brush) brush_button.grid(row=0, command=use_eraser) eraser_button.grid(row=0, command=use_pen) pen_button.grid(row=0, eraser_mode=False): active_button.config(relief=RAISED) some_button.config(relief=SUNKEN) active_button = some_button eraser_, eraser_mode=True) def activate_button(some_button, eraser_mode=True) File "E:\project\New folder\paint_new.py", event.x, fill=paint_color, from_=1, height=600) c.grid(row=1, in activate_button active_button.config(relief=RAISED) UnboundLocalError: local variable 'active_button' referenced before assignment name, in use_eraser activate_button(eraser_button, line 33, line 36, None root = tk.Tk() pen_button = Button(root, old_y, old_y = None, orient=HORIZONTAL) choose_size_button.grid(row=0, paint) c.bind('', reset) def use_pen(): activate_button(pen_button) def use_brush(): activate_button(brush_button) def choose_color(): eraser_on, smooth=TRUE, splinesteps=36) old_x = event.x old_y = event.y def reset(event): old_x, text='eraser', text='pen', textBrush, to=10), width=600, width=line_width

Linux Mastering Development Ubuntu

broken apt package in python

Post author By Ubuntu Questions
Post date March 26, 2020
No Comments on broken apt package in python

I installed python 3.7.5 on my ubuntu 18.04 and I updated alternatives for python and python3 to python 3.7.5. after that I had a lot of problems. when I use sudo apt-get update or sudo gdebi some deb file I get this error: No module named apt_pkg I update alternative for python to python 2.7.(ubuntu […]

Tags DscSrcPackage File "/usr/share/gdebi/GDebi/DebPackage.py", I installed python 3.7.5 on my ubuntu 18.04 and I updated alternatives for python and python3 to python 3.7.5. after that I had a lot of prob, in from .DebPackage import DebPackage, in from GDebi.GDebiCli import GDebiCli File "/usr/share/gdebi/GDebi/GDebiCli.py", in import apt.debfile File "/usr/lib/python3/dist-packages/apt/debfile.py", line 23, line 24, line 36, line 38

Linux Mastering Development

Bluetooth keeps changing from A2dp to headset and loses connection on Debian Buster with JBL 4 Speaker

Post author By Linux Questions
Post date March 26, 2020
No Comments on Bluetooth keeps changing from A2dp to headset and loses connection on Debian Buster with JBL 4 Speaker

since over a year I am having trouble with the bluetooth connection to my JBL 4 speaker. It looses connection again and again. I created a script according to what I found on the internet to reconnect via keyboard short cut. Sometimes it is connected with it within a view seconds sometimes I had to […]

Tags -32, '0.1') before import to ensure that the right version gets loaded. Feb 29 06:40:50 debian /usr/lib/gdm3/gdm-x-session[1929]: File "/usr/lib, 'vid', "bredr", "device", "le" ControllerMode = bredr # Enables Multi Profile Specification support. This allows to specify if # system supports only Multiple Profile, "Media", "multiple" MultiProfile = multiple # Permanently enables the Fast Connectable setting for adapters that # support it. When enabled other dev, "network" # "network" option not supported currently # Defaults to "off" # Privacy = off [Policy] # # The ReconnectUUIDs defines the set of, # however the tradeoff is increased power consumptions. This feature # will fully work only on kernel version 4.1 and newer. Defaults to # 'f, +Vendor, 0000110a-0000-1000-8000-00805f9b34fb # ReconnectAttempts define the number of attempts to reconnect after a link # lost. Setting the value t, 0000111f-0000-1000-8000-00805f9b34fb, 16, 2, 4, 64 ReconnectIntervals=1 # AutoEnable defines option to enable all controllers when they are found. # This includes adapters present on start, 8, automatic connections will be # enabled during the interval defined below. Initially, but this list can be overridden here. By setting the list to # empty the reconnection feature gets disabled. #ReconnectUUIDs=00001112-0000-10, control, Gateway Disable=Socket #Default adapter name # Defaults to 'BlueZ X.YZ' #Name = BlueZ HFP=false [A2DP] SBCSources=1 MPEG12Sources=0 # Defau, i.e. 3 minutes. # 0 = disable timer, i.e. both BR/EDR and LE enabled (when supported by the HW). # Possible values: "dual", i.e. stay discoverable forever # DiscoverableTimeout = 0 # How long to stay in pairable mode before going back to non-discoverable # The val, i.e. stay pairable forever # PairableTimeout = 0 # Automatic connection for bonded devices driven by platform/user events. # If a platform p, in __init__ Feb 29 06:40:50 debian /usr/lib/gdm3/gdm-x-session[1929]: File "/usr/lib/python3/dist-packages/blueman/bluez/errors.py", in get_properties Feb 29 06:40:50 debian /usr/lib/gdm3/gdm-x-session[1929]: File "/usr/lib/python3/dist-packages/blueman/bluez/PropertiesBl, in on_device_property_changed Feb 29 06:40:50 debian /usr/lib/gdm3/gdm-x-session[1929]: File "/usr/lib/python3/dist-packages/blueman/main/D, in warp Feb 29 06:40:50 debian /usr/lib/gdm3/gdm-x-session[1929]: File "/usr/lib/python3/dist-packages/blueman/bluez/errors.py", in warp Feb 29 06:40:50 debian /usr/lib/gdm3/gdm-x-session[1929]: File "/usr/lib/python3/dist-packages/blueman/bluez/PropertiesBlueZInterfa, in wrapper Feb 29 06:40:50 debian /usr/lib/gdm3/gdm-x-session[1929]: File "/usr/lib/python3/dist-packages/blueman/plugins/applet/GameContro, in wrapper Feb 29 06:40:50 debian /usr/lib/gdm3/gdm-x-session[1929]: File "/usr/lib/python3/dist-packages/blueman/plugins/applet/SerialMana, line 146, line 148, line 34, line 36, line 48, line 55, line 61, PID # and version. # Possible vendor id source values: bluetooth, product and version information for # DID profile support. The values are separated by ":" and assigner, since over a year I am having trouble with the bluetooth connection to my JBL 4 speaker. It looses connection again and again. I created a sc, single, sink, this feature # intends to be used to establish connections to ATT channels. Default is 60. #AutoConnectTimeout = 01 # Use vendor id source (, usb (defaults to usb) #DeviceID = bluetooth:30:C0:1B:20:7F:04 # Do reverse service discovery for previously unknown devices that connect to

Linux Mastering Development Ubuntu

broken apt package in python

Post author By Ubuntu Questions
Post date March 25, 2020
No Comments on broken apt package in python

Tags 259 B] Err:16 http://ppa.launchpad.net/ubuntu-wine/ppa/ubuntu bionic Release 404 Not Found [IP: 91.189.95.83 80] Err:15 https://d, 259 B] Hit:12 http://ppa.launchpad.net/plushuang-tw/uget-stable/ubuntu bionic InRelease Hit:13 http://ir.archive.ubuntu.com/ubuntu bioni, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details. and now when I u, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details. E: The repository, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details. W: GPG error: http, DscSrcPackage File "/usr/share/gdebi/GDebi/DebPackage.py", I installed python 3.7.5 on my ubuntu 18.04 and I updated alternatives for python and python3 to python 3.7.5. after that I had a lot of prob, in from .DebPackage import DebPackage, in from GDebi.GDebiCli import GDebiCli File "/usr/share/gdebi/GDebi/GDebiCli.py", in import apt_inst ModuleNotFoundError: No module named 'apt_inst' and when I use sudo apt-get update I get this: Ign:2 http:/, in import apt.debfile File "/usr/lib/python3/dist-packages/apt/debfile.py", line 23, line 24, line 36, line 38

Mastering Development

Is there a built-in data structure in Python with BST semantics? [closed]

Post author By Full Stack
Post date March 14, 2020
No Comments on Is there a built-in data structure in Python with BST semantics? [closed]

In other languages, there are built-in data structures with binary search tree semantics, for example C++’s std::map. Note that I am using C++ as an example, but not because I am attempting to draw a direct comparison between C++ itself and Python. I have received close votes on this question as “opinion based”, but there […]

Tags 1000000): my_map[dist()] = dist() # prints out the 1000th smallest key and its value target_key = nth_smallest_key(1000, 2147483647) def main(): my_map = {} # fills a map with 1000000 random mappings of type (: ) for i in range(0, 2147483647); map<int, but not because I am attempting to draw a direct comparison between C++ itself and Python. I have received close votes on this question as "o, but there is nothing "opinion based" about this question. By binary search tree semantics I mean the following: I can insert elements into, can the following program be written efficiently with built-in Python data structures? Imagine that I am a fund manager at a bank. Bank acco, for example C++'s std::map. Note that I am using C++ as an example, for my records. Here are implementations in Python 3 and C++: from random import randint dist = lambda: randint(0, I would like to know the ID number of the 1000th oldest account in my fund, i.e. O(logn) for std::map I can iterate over all of the elements in sorted order in linear time, i.e. O(n) for std::map Is there any data structure in Python with binary search tree semantics? To illustrate, in main test_key = nth_smallest_key(1000, in main() File "bst_semantics_python.py", in nth_smallest_key return sorted(m.keys())[n] KeyboardInterrupt Makefile:8: recipe for target 'runpython' failed make: *** [runpython] E, In other languages, In Python, int> my_map; // fills a map with 1000000 random mappings of type (: ) for (int i = 0; i < 1000000; i++) { my_map[d, int>::iterator curr = m.begin(); for (int i = 0; i first; } Makefile: bui, int>& m) { map<int, int>& m); int main() { random_device rd; mt19937 psrng(rd()); uniform_int_distribution dist(0, line 23, line 33, line 36, m): return sorted(m.keys())[n] if __name__ == "__main__": main() #include #include #include using namespace, map, my_map) File "bst_semantics_python.py", my_map) if target_key != test_key: target_key = test_key print("({}: {})".format(target_key, my_map) print("({}: {})".format(target_key, my_map); if (target_key != test_key) { target_key = test_key; printf("(%d: %d)\n", my_map); printf("(%d: %d)\n", my_map[target_key]); } } return 0; } int nth_smallest_key(int n, my_map[target_key])) # print an indicator every 100 iterations for comparison if i % 100 == 0: print("iteration:, my_map[target_key])) # writes a new random mapping to the map # then prints out the 1000th smallest key and its value if that key, target_key, the program has not reached 1% of completion after 120 seconds $ time make runpython python3 bst_semantics_python.py (2158070: 1498305903) i, there are built-in data structures with binary search tree semantics, this program runs on my machine in approximately 5 seconds $ time ./main (2211193: 2021141747) (2208771: 1079444337) (2208700: 1187119077) (, you need a data structure with binary search tree semantics. Is there such a data structure in Python? Can you write this program efficientl

Development Linux Ubuntu

ModuleNotFoundError: No module named ‘pip._vendor.distro’

Post author By Ubuntu Questions
Post date March 5, 2020
No Comments on ModuleNotFoundError: No module named ‘pip._vendor.distro’

I have been trying to figure out what is causing this error, but every solution I’ve tried from totally uninstalling python and pip to rm-ing some folder doesn’t work: $ pip3 install -R requirements.txt Traceback (most recent call last): File “/usr/lib/python3/dist-packages/pip/_vendor/__init__.py”, line 33, in vendored __import__(vendored_name, globals(), locals(), level=0) ModuleNotFoundError: No module named ‘pip._vendor.distro’ During […]

Tags "$locals": {}, another exception occurred: Traceback (most recent call last): File "/usr/bin/pip3", but every solution I've tried from totally uninstalling python and pip to rm-ing some folder doesn't work: $ pip3 install -R requirements.tx, globals(), I have been trying to figure out what is causing this error, in __init__ File "/usr/share/python-wheels/distro-1.0.1-py2.py3-none-any.whl/distro.py", in _find_and_load File "", in _find_and_load_unlocked File "", in _get_lsb_release_info subprocess.CalledProcessError: Command 'lsb_release -a' returned non-zero exit status 1., in _load_backward_compatible File "/usr/share/python-wheels/distro-1.0.1-py2.py3-none-any.whl/distro.py", in _load_unlocked File "", in File "/usr/share/python-wheels/distro-1.0.1-py2.py3-none-any.whl/distro.py", in from pip import main File "/usr/lib/python3/dist-packages/pip/__init__.py", in from pip._vendor.requests.packages.urllib3.exceptions import DependencyWarning File "/usr/lib/python3/dist-packages/pip/_ve, in vendored __import__(modulename, in vendored __import__(vendored_name, in vendored("distro") File "/usr/lib/python3/dist-packages/pip/_vendor/__init__.py", level=0) File "", level=0) ModuleNotFoundError: No module named 'pip._vendor.distro' During handling of the above exception, line 1051, line 22, line 33, line 36, line 595, line 626, line 656, line 67, line 9, line 932, line 955, line 971