TEST: Add test case

integration_tests/test_pip_import_01.py

@@ -0,0 +1,39 @@
+from lpynn.perceptron import init_perceptron, print_perceptron, normalize_input_vectors, Perceptron, train_dataset
+from lptypes import i32, f64
+
+def main0():
+    p: Perceptron = Perceptron(0, [0.0], 0.0, 0, 0.0, 0.0, 0)
+    init_perceptron(p, 2, 0.05, 10000, 90.0)
+    print_perceptron(p)
+    print("=================================")
+
+    input_vectors: list[list[f64]] = [[-1.0, -1.0], [-1.0, 1.0], [1.0, -1.0], [1.0, 1.0]]
+    outputs: list[i32] = [1, 1, 1, -1]
+
+    normalize_input_vectors(input_vectors)
+    train_dataset(p, input_vectors, outputs)
+    print_perceptron(p)
+    print("=================================")
+
+    assert p.cur_accuracy > 50.0
+    assert p.epochs_cnt > 1
+
+def main1():
+    p: Perceptron = Perceptron(0, [0.0], 0.0, 0, 0.0, 0.0, 0)
+    init_perceptron(p, 2, 0.05, 10000, 90.0)
+    print_perceptron(p)
+    print("=================================")
+
+    input_vectors: list[list[f64]] = [[-1.0, -1.0], [-1.0, 1.0], [1.0, -1.0], [1.0, 1.0], [1.5, 1.0]]
+    outputs: list[i32] = [1, 1, -1, 1, -1]
+
+    normalize_input_vectors(input_vectors)
+    train_dataset(p, input_vectors, outputs)
+    print_perceptron(p)
+    print("=================================")
+
+    assert p.cur_accuracy > 50.0
+    assert p.epochs_cnt > 1
+
+main0()
+main1()