From 38fde983286cba0b5c29ce1c840ec729effa0460 Mon Sep 17 00:00:00 2001
From: Vadzim Verhasau <vadim.vergasov2003@gmail.com>
Date: Thu, 25 Mar 2021 21:22:35 +0300
Subject: [PATCH] Catching 502 error (#19)

* Catching 502 response from server

* Updated all dependencies.

* Updated lxml to 4.6.3 to resolve security issues.
---
 .github/workflows/codestyle.yml     | 2 +-
 .github/workflows/publish.yml       | 6 ++----
 codeforces_api/api_request_maker.py | 7 ++-----
 codeforces_api/api_requests.py      | 2 ++
 codeforces_api/version.py           | 2 +-
 requirements.txt                    | 4 ++--
 6 files changed, 10 insertions(+), 13 deletions(-)

diff --git a/.github/workflows/codestyle.yml b/.github/workflows/codestyle.yml
index 701c288..de4120e 100644
--- a/.github/workflows/codestyle.yml
+++ b/.github/workflows/codestyle.yml
@@ -20,7 +20,7 @@ jobs:
         with:
           python-version: "3.9"
       - name: Cache pip
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ hashFiles('requirements.txt') }}
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 00eb41e..4338b94 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -19,15 +19,13 @@ jobs:
       matrix:
         python-version: [3.6, 3.7, 3.8, 3.9]
     steps:
-      - name: Print Github refs
-        run: echo ${{github.ref}}
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python-version }}
       - name: Cache pip
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ hashFiles('requirements.txt') }}
@@ -51,7 +49,7 @@ jobs:
         with:
           python-version: 3.9
       - name: Cache pip
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ hashFiles('requirements.txt') }}
diff --git a/codeforces_api/api_request_maker.py b/codeforces_api/api_request_maker.py
index 178dae5..725e37c 100644
--- a/codeforces_api/api_request_maker.py
+++ b/codeforces_api/api_request_maker.py
@@ -23,8 +23,8 @@
 
 class CodeforcesApiRequestMaker:
 
-    _api_key = ""
-    _secret = ""
+    _api_key = None
+    _secret = None
     _rand = 0
     assigned_rand = False
     anonimus = False
@@ -55,11 +55,8 @@ def generate_request(self, method_name, **fields):
         """
         Generates request URL and data for API.
         """
-
         request_url = "https://codeforces.com/api/" + str(method_name)
-
         if not self.anonimus:
-
             # Renew Rand
             if not self.assigned_rand:
                 self.renew_rand()
diff --git a/codeforces_api/api_requests.py b/codeforces_api/api_requests.py
index 33e21c9..c42f528 100644
--- a/codeforces_api/api_requests.py
+++ b/codeforces_api/api_requests.py
@@ -50,6 +50,8 @@ def _make_request(self, method, **payload):
         request = self.session.request(
             self.method, request_data["request_url"], data=request_data["data"]
         )
+        if request.status_code == 502:
+            raise SystemError("Codeforces is unavailable now.")
         return self.get_response(request)
 
     def __init__(self, api_key=None, secret=None, random_number=1000000, method="POST"):
diff --git a/codeforces_api/version.py b/codeforces_api/version.py
index 962c851..8cb37b5 100644
--- a/codeforces_api/version.py
+++ b/codeforces_api/version.py
@@ -1 +1 @@
-__version__ = "2.0.7"
+__version__ = "2.0.8"
diff --git a/requirements.txt b/requirements.txt
index a82ce15..51fc98f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,8 +14,8 @@ importlib-metadata==3.7.3
 iniconfig==1.1.1
 isort==5.8.0
 keyring==23.0.0
-lazy-object-proxy==1.5.2
-lxml==4.6.2
+lazy-object-proxy==1.6.0
+lxml==4.6.3
 mccabe==0.6.1
 mypy-extensions==0.4.3
 packaging==20.9