tests: add pytest flaky plugin

Signed-off-by: Antonio Pedro Vieira <aps.vieira95@gmail.com>

Author: apsvieira

poetry.lock

@@ -15,6 +15,7 @@ requests = "^2.31.0"
 
 [tool.poetry.group.test.dependencies]
 pytest = "^7.1.3"
+flaky = "^3.7.0"
 
 [tool.poetry.group.docs.dependencies]
 Sphinx = "^5.1.1"

pyproject.toml

@@ -1,15 +1,14 @@
-import sys
-
-sys.path.append(".")
 from datetime import datetime, date
 import pandas as pd
+from pytest import mark
 from bcb import currency
 
 
 def test_currency_id():
     assert currency._get_currency_id("USD") == 61
 
 
+@mark.flaky(max_runs=20, min_passes=1)
 def test_currency_get_symbol():
     start_date = datetime.strptime("2020-12-01", "%Y-%m-%d")
     end_date = datetime.strptime("2020-12-05", "%Y-%m-%d")

tests/test_currency.py

@@ -1,6 +1,3 @@
-import sys
-
-sys.path.append(".")
 from datetime import datetime
 import pandas as pd
 from bcb import sgs

tests/test_series.py

@@ -1,7 +1,3 @@
-import sys
-
-sys.path.append(".")
-
 from datetime import datetime, date
 
 from bcb import utils