Add python init chapters

Author: fuodorov

src/SUMMARY.md

@@ -33,9 +33,10 @@
 
 # Погружаемся в Python
 
-- [Объекты и память](./dev/python/objects.md)
-- [Коллекции](./dev/python/collections.md)
-- [Асимптотическая сложность](./dev/python/o-notation.md)
+- [Начало](./dev/python/init.md)
+  - [Объекты и память](./dev/python/objects.md)
+  - [Коллекции](./dev/python/collections.md)
+  - [Асимптотическая сложность](./dev/python/o-notation.md)
 
 
 # Учимся у других

src/dev/python/init.md

@@ -0,0 +1,8 @@
+# Python. Начало
+
+> … in December 1989, I was looking for a “hobby” programming
+project that would keep me occupied during the week around
+Christmas. My office … would be closed, but I had a home
+computer, and not much else on my hands.```
+
+Foreword for “Programming Python” (1st ed.)