physics

Python (codename)

Python (codename) is a physics topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Python (codename) rather than just read about it. In short: Python was a Cold War contingency plan of the British Government for the continuity of government in the event of nuclear war. Background Following the report of the Strath Committee in 1955, the British government developed contingency plans for the continuity of government.

Key takeaways

Python (codename) belongs to physics; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Python (codename) to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Python (codename) from memory before moving on to harder problems.

Reference excerpt

Python was a Cold War contingency plan of the British Government for the continuity of government in the event of nuclear war.

Background Following the report of the Strath Committee in 1955, the British government developed contingency plans for the continuity of government. This included construction of the underground Central Government War Headquarters (CGWHQ), codenamed "Burlington", at Corsham in Wiltshire. As planned, it would have been a "reserve Whitehall" where the central government could be moved in an emergency and, hopefully, survive a nuclear attack. As nuclear weapons became more powerful and intercontinental ballistic missiles became more of a threat than crewed bombers, the concept of concentrating central government in a single location became flawed. Instead, government would be dispersed around the country with just core functions at CGWHQ. The Cuban Missile Crisis of 1962 prompted a radical rethink of continuity plans. Part of the thinking was that the "precautionary period" ahead of nuclear war, or a conventional war in Europe culminating in nuclear war, might only last two or three days rather than the seven days originally planned, so it would not be possible to fully staff CGWHQ with 4,000 people in time. Python became active on 1 May 1968 and is described in the 1968 update to the Government War Book.

Locations Sites for dispersing government were selected in 1966 based on their existing accommodation, independence from the national power and water grids, nuclear fallout protection and distance from likely targets. The chosen sites were RNAS Culdrose in Cornwall, HMS Osprey in Dorset, Taymouth Castle (then the Civil Defence Corps Training School) in Scotland, and either the helicopter support ship RFA Engadine or royal yacht HMY Britannia which would embark a Python group at Loch Torridon or Oban. Tonfanau Army Camp was temporarily designated as the Python location for Wales with a view to moving the site to the Old College at Aberystwyth University (which housed the university's Department of Physics) as soon as possible. Each dispersed Python group would be supported by dispersed sections of the United Kingdom Supply Agency and the National Air Transport Agency. In addition, in 1964 the Secretary of State for Scotland ordered three ships – MV Hebrides, MV Clansman and RMS Columba – which were chartered to David MacBrayne as car ferries but could be converted to floating nuclear bunkers in a very short time. They had heavy steel doors to seal the car deck, airtight external windows and doors, decontamination rooms with showers, and external sprinklers to wash away fallout. One or more of these ships would have accompanied RFA Engadine or HMY Britannia from Oban or Mallaig. The Corsham bunker, given the new codename "Turnstile" from 1963 and "Chanticleer" from 1970, would play an important part in the lead up to war but ceased to have a CGWHQ role other than as a possible aggregation point for Python groups some time after an attack.

Gallery

See also Regional seat of government Operation Candid "Pindar" Defence Crisis Management Centre

References

Illustrations

Worked examples

Example 1 — a first encounter with Python (codename)

Start with the simplest possible case. Write down what Python (codename) claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In physics, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Python (codename) before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Python (codename) ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Python (codename)

In research: Python (codename) appears in physics research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Python (codename) in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Python (codename) is common in secondary-school and first-year university syllabi. It links to neighbouring topics Cold War history of the United Kingdom, Continuity of government, Emergency management in the United Kingdom, so understanding it makes those chapters shorter.
In everyday life: Look for Python (codename) outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Python (codename) in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Python (codename) means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Python (codename) out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Python (codename) in simple terms?

Python was a Cold War contingency plan of the British Government for the continuity of government in the event of nuclear war. Background Following the report of the Strath Committee in 1955, the British government developed contingency plans for the continuity of government.

Why does Python (codename) matter?

Because it connects several physics ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Python (codename)?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Python (codename).