solution

app/main.py

@@ -21,6 +21,7 @@ def draw_gaussian_distribution_graph() -> None:
     start_data_dict = flip_coin()
     x_list = []
     y_list = []
+
     for dict_key, dict_value in start_data_dict.items():
         x_list.append(dict_key)
         y_list.append(dict_value)

requirements.txt

@@ -1,6 +1,25 @@
+attrs==24.2.0
+contourpy==1.3.1
+cycler==0.12.1
 flake8==5.0.4
 flake8-annotations==2.9.1
 flake8-quotes==3.3.1
 flake8-variables-names==0.0.5
+fonttools==4.55.2
+iniconfig==2.0.0
+kiwisolver==1.4.7
+matplotlib==3.9.3
+mccabe==0.7.0
+numpy==2.1.3
+packaging==24.2
 pep8-naming==0.13.2
+pillow==11.0.0
+pluggy==1.5.0
+py==1.11.0
+pycodestyle==2.9.1
+pyflakes==2.5.0
+pyparsing==3.2.0
 pytest==7.1.3
+python-dateutil==2.9.0.post0
+six==1.17.0
+tomli==2.2.1